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22 vulnerabilities found for tightvnc by tightvnc
CVE-2023-27830 (GCVE-0-2023-27830)
Vulnerability from nvd – Published: 2023-04-12 00:00 – Updated: 2025-02-08 02:40
VLAI
Summary
TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.
Severity
9 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- n/a
- CWE-269 - Improper Privilege Management
Assigner
References
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CVE-2021-42785 (GCVE-0-2021-42785)
Vulnerability from nvd – Published: 2021-11-23 21:37 – Updated: 2024-08-04 03:38
VLAI
Title
Buffer Overflow in tvnviewer.exe via Crafted Packet in TightVNC Viewer 2.8.59
Summary
Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server.
Severity
No CVSS data available.
CWE
- CWE-120 - Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.tightvnc.com/whatsnew.php | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| GlavSoft LLC | TightVNC Viewer |
Affected:
2.8.59 , ≤ 2.8.59
(custom)
|
Credits
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CVE-2019-8287 (GCVE-0-2019-8287)
Vulnerability from nvd – Published: 2019-10-29 16:43 – Updated: 2024-08-04 21:17
VLAI
Summary
TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-15680 (GCVE-0-2019-15680)
Vulnerability from nvd – Published: 2019-10-29 16:45 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://usn.ubuntu.com/4407-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-15679 (GCVE-0-2019-15679)
Vulnerability from nvd – Published: 2019-10-29 16:45 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-15678 (GCVE-0-2019-15678)
Vulnerability from nvd – Published: 2019-10-29 16:44 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2009-0388 (GCVE-0-2009-0388)
Vulnerability from nvd – Published: 2009-02-04 19:00 – Updated: 2024-08-07 04:31
VLAI
Summary
Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of service (heap corruption and application crash) or possibly execute arbitrary code via a large length value in a message, related to the (a) ClientConnection::CheckBufferSize and (b) ClientConnection::CheckFileZipBufferSize functions in ClientConnection.cpp.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
10 references
| URL | Tags |
|---|---|
| http://forum.ultravnc.info/viewtopic.php?t=14654 | x_refsource_CONFIRM |
| http://vnc-tight.svn.sourceforge.net/viewvc/vnc-t… | x_refsource_CONFIRM |
| http://www.vupen.com/english/advisories/2009/0321 | vdb-entryx_refsource_VUPEN |
| http://www.securityfocus.com/bid/33568 | vdb-entryx_refsource_BID |
| http://www.securityfocus.com/archive/1/500632/100… | mailing-listx_refsource_BUGTRAQ |
| https://www.exploit-db.com/exploits/8024 | exploitx_refsource_EXPLOIT-DB |
| http://www.coresecurity.com/content/vnc-integer-o… | x_refsource_MISC |
| http://www.vupen.com/english/advisories/2009/0322 | vdb-entryx_refsource_VUPEN |
| https://www.exploit-db.com/exploits/7990 | exploitx_refsource_EXPLOIT-DB |
| http://secunia.com/advisories/33807 | third-party-advisoryx_refsource_SECUNIA |
Date Public
2009-01-21 00:00
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CVE-2002-1511 (GCVE-0-2002-1511)
Vulnerability from nvd – Published: 2004-09-01 04:00 – Updated: 2024-08-08 03:26
VLAI
Summary
The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=f… | vendor-advisoryx_refsource_SUNALERT |
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| http://www.redhat.com/support/errata/RHSA-2003-041.html | vendor-advisoryx_refsource_REDHAT |
| http://www.iss.net/security_center/static/11384.php | vdb-entryx_refsource_XF |
| http://www.mandrakesoft.com/security/advisories?n… | vendor-advisoryx_refsource_MANDRAKE |
| http://security.gentoo.org/glsa/glsa-200302-15.xml | vendor-advisoryx_refsource_GENTOO |
| http://www.redhat.com/support/errata/RHSA-2003-068.html | vendor-advisoryx_refsource_REDHAT |
| http://www.securityfocus.com/bid/6905 | vdb-entryx_refsource_BID |
Date Public
2002-10-11 00:00
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CVE-2002-1848 (GCVE-0-2002-1848)
Vulnerability from nvd – Published: 2005-06-28 04:00 – Updated: 2024-09-16 20:27
VLAI
Summary
TightVNC before 1.2.4 running on Windows stores unencrypted passwords in the password text control of the WinVNC Properties dialog, which could allow local users to access passwords.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
2 references
| URL | Tags |
|---|---|
| http://www.tightvnc.com/changelog-win32.html | x_refsource_CONFIRM |
| http://www.securityfocus.com/bid/4835 | vdb-entryx_refsource_BID |
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CVE-2002-1336 (GCVE-0-2002-1336)
Vulnerability from nvd – Published: 2004-09-01 04:00 – Updated: 2024-08-08 03:19
VLAI
Summary
TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| http://www.redhat.com/support/errata/RHSA-2002-287.html | vendor-advisoryx_refsource_REDHAT |
| http://marc.info/?l=bugtraq&m=102753170201524&w=2 | mailing-listx_refsource_BUGTRAQ |
| http://www.redhat.com/support/errata/RHSA-2003-041.html | vendor-advisoryx_refsource_REDHAT |
| http://www.mandrakesoft.com/security/advisories?n… | vendor-advisoryx_refsource_MANDRAKE |
| http://distro.conectiva.com.br/atualizacoes/?id=a… | vendor-advisoryx_refsource_CONECTIVA |
| http://www.tightvnc.com/WhatsNew.txt | x_refsource_CONFIRM |
| http://marc.info/?l=bugtraq&m=102769183913594&w=2 | mailing-listx_refsource_BUGTRAQ |
| http://www.securityfocus.com/bid/5296 | vdb-entryx_refsource_BID |
Date Public
2002-07-26 00:00
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CVE-2002-0971 (GCVE-0-2002-0971)
Vulnerability from nvd – Published: 2002-08-23 04:00 – Updated: 2024-08-08 03:12
VLAI
Summary
Vulnerability in VNC, TightVNC, and TridiaVNC allows local users to execute arbitrary code as LocalSystem by using the Win32 Messaging System to bypass the VNC GUI and access the "Add new clients" dialogue box.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
3 references
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/5530 | vdb-entryx_refsource_BID |
| http://www.iss.net/security_center/static/9979.php | vdb-entryx_refsource_XF |
| http://marc.info/?l=bugtraq&m=102994289123085&w=2 | mailing-listx_refsource_BUGTRAQ |
Date Public
2002-08-21 00:00
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CVE-2023-27830 (GCVE-0-2023-27830)
Vulnerability from cvelistv5 – Published: 2023-04-12 00:00 – Updated: 2025-02-08 02:40
VLAI
Summary
TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.
Severity
9 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- n/a
- CWE-269 - Improper Privilege Management
Assigner
References
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CVE-2021-42785 (GCVE-0-2021-42785)
Vulnerability from cvelistv5 – Published: 2021-11-23 21:37 – Updated: 2024-08-04 03:38
VLAI
Title
Buffer Overflow in tvnviewer.exe via Crafted Packet in TightVNC Viewer 2.8.59
Summary
Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server.
Severity
No CVSS data available.
CWE
- CWE-120 - Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.tightvnc.com/whatsnew.php | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| GlavSoft LLC | TightVNC Viewer |
Affected:
2.8.59 , ≤ 2.8.59
(custom)
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CVE-2019-15680 (GCVE-0-2019-15680)
Vulnerability from cvelistv5 – Published: 2019-10-29 16:45 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://usn.ubuntu.com/4407-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-15679 (GCVE-0-2019-15679)
Vulnerability from cvelistv5 – Published: 2019-10-29 16:45 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-15678 (GCVE-0-2019-15678)
Vulnerability from cvelistv5 – Published: 2019-10-29 16:44 – Updated: 2024-08-05 00:56
VLAI
Summary
TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2019-8287 (GCVE-0-2019-8287)
Vulnerability from cvelistv5 – Published: 2019-10-29 16:43 – Updated: 2024-08-04 21:17
VLAI
Summary
TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
Severity
No CVSS data available.
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.openwall.com/lists/oss-security/2018/… | mailing-listx_refsource_MLIST |
| https://lists.debian.org/debian-lts-announce/2019… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08 | x_refsource_MISC |
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CVE-2009-0388 (GCVE-0-2009-0388)
Vulnerability from cvelistv5 – Published: 2009-02-04 19:00 – Updated: 2024-08-07 04:31
VLAI
Summary
Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of service (heap corruption and application crash) or possibly execute arbitrary code via a large length value in a message, related to the (a) ClientConnection::CheckBufferSize and (b) ClientConnection::CheckFileZipBufferSize functions in ClientConnection.cpp.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
10 references
| URL | Tags |
|---|---|
| http://forum.ultravnc.info/viewtopic.php?t=14654 | x_refsource_CONFIRM |
| http://vnc-tight.svn.sourceforge.net/viewvc/vnc-t… | x_refsource_CONFIRM |
| http://www.vupen.com/english/advisories/2009/0321 | vdb-entryx_refsource_VUPEN |
| http://www.securityfocus.com/bid/33568 | vdb-entryx_refsource_BID |
| http://www.securityfocus.com/archive/1/500632/100… | mailing-listx_refsource_BUGTRAQ |
| https://www.exploit-db.com/exploits/8024 | exploitx_refsource_EXPLOIT-DB |
| http://www.coresecurity.com/content/vnc-integer-o… | x_refsource_MISC |
| http://www.vupen.com/english/advisories/2009/0322 | vdb-entryx_refsource_VUPEN |
| https://www.exploit-db.com/exploits/7990 | exploitx_refsource_EXPLOIT-DB |
| http://secunia.com/advisories/33807 | third-party-advisoryx_refsource_SECUNIA |
Date Public
2009-01-21 00:00
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CVE-2002-1848 (GCVE-0-2002-1848)
Vulnerability from cvelistv5 – Published: 2005-06-28 04:00 – Updated: 2024-09-16 20:27
VLAI
Summary
TightVNC before 1.2.4 running on Windows stores unencrypted passwords in the password text control of the WinVNC Properties dialog, which could allow local users to access passwords.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
2 references
| URL | Tags |
|---|---|
| http://www.tightvnc.com/changelog-win32.html | x_refsource_CONFIRM |
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CVE-2002-1336 (GCVE-0-2002-1336)
Vulnerability from cvelistv5 – Published: 2004-09-01 04:00 – Updated: 2024-08-08 03:19
VLAI
Summary
TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| http://www.redhat.com/support/errata/RHSA-2002-287.html | vendor-advisoryx_refsource_REDHAT |
| http://marc.info/?l=bugtraq&m=102753170201524&w=2 | mailing-listx_refsource_BUGTRAQ |
| http://www.redhat.com/support/errata/RHSA-2003-041.html | vendor-advisoryx_refsource_REDHAT |
| http://www.mandrakesoft.com/security/advisories?n… | vendor-advisoryx_refsource_MANDRAKE |
| http://distro.conectiva.com.br/atualizacoes/?id=a… | vendor-advisoryx_refsource_CONECTIVA |
| http://www.tightvnc.com/WhatsNew.txt | x_refsource_CONFIRM |
| http://marc.info/?l=bugtraq&m=102769183913594&w=2 | mailing-listx_refsource_BUGTRAQ |
| http://www.securityfocus.com/bid/5296 | vdb-entryx_refsource_BID |
Date Public
2002-07-26 00:00
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CVE-2002-1511 (GCVE-0-2002-1511)
Vulnerability from cvelistv5 – Published: 2004-09-01 04:00 – Updated: 2024-08-08 03:26
VLAI
Summary
The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=f… | vendor-advisoryx_refsource_SUNALERT |
| http://distro.conectiva.com.br/atualizacoes/?id=a… | vendor-advisoryx_refsource_CONECTIVA |
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Date Public
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CVE-2002-0971 (GCVE-0-2002-0971)
Vulnerability from cvelistv5 – Published: 2002-08-23 04:00 – Updated: 2024-08-08 03:12
VLAI
Summary
Vulnerability in VNC, TightVNC, and TridiaVNC allows local users to execute arbitrary code as LocalSystem by using the Win32 Messaging System to bypass the VNC GUI and access the "Add new clients" dialogue box.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
3 references
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/5530 | vdb-entryx_refsource_BID |
| http://www.iss.net/security_center/static/9979.php | vdb-entryx_refsource_XF |
| http://marc.info/?l=bugtraq&m=102994289123085&w=2 | mailing-listx_refsource_BUGTRAQ |
Date Public
2002-08-21 00:00
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