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6 vulnerabilities found for vmg1312-t20b_firmware by zyxel
CVE-2025-7673 (GCVE-0-2025-7673)
Vulnerability from nvd – Published: 2025-07-16 07:11 – Updated: 2026-02-26 17:50
VLAI
Summary
A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/service-provider/global/en/… | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG8825-T50K firmware |
Affected:
< V5.50(ABOM.5)C0
|
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CVE-2022-26414 (GCVE-0-2022-26414)
Vulnerability from nvd – Published: 2022-04-11 12:05 – Updated: 2024-08-03 05:03
VLAI
Summary
A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.
Severity
6 (Medium)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/support/OS-command-injectio… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG3312-T20A firmware |
Affected:
V5.30(ABFX.5)C0
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CVE-2022-26413 (GCVE-0-2022-26413)
Vulnerability from nvd – Published: 2022-04-11 12:00 – Updated: 2024-08-03 05:03
VLAI
Summary
A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable device via a LAN interface.
Severity
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/support/OS-command-injectio… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG3312-T20A firmware |
Affected:
V5.30(ABFX.5)C0
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CVE-2025-7673 (GCVE-0-2025-7673)
Vulnerability from cvelistv5 – Published: 2025-07-16 07:11 – Updated: 2026-02-26 17:50
VLAI
Summary
A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/service-provider/global/en/… | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG8825-T50K firmware |
Affected:
< V5.50(ABOM.5)C0
|
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CVE-2022-26414 (GCVE-0-2022-26414)
Vulnerability from cvelistv5 – Published: 2022-04-11 12:05 – Updated: 2024-08-03 05:03
VLAI
Summary
A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.
Severity
6 (Medium)
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/support/OS-command-injectio… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG3312-T20A firmware |
Affected:
V5.30(ABFX.5)C0
|
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CVE-2022-26413 (GCVE-0-2022-26413)
Vulnerability from cvelistv5 – Published: 2022-04-11 12:00 – Updated: 2024-08-03 05:03
VLAI
Summary
A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable device via a LAN interface.
Severity
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.zyxel.com/support/OS-command-injectio… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Zyxel | VMG3312-T20A firmware |
Affected:
V5.30(ABFX.5)C0
|
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