RHSA-2008:0576
Vulnerability from csaf_redhat - Published: 2008-07-24 17:23 - Updated: 2026-06-25 10:35Integer underflow in the iso_recv_msg function (iso.c) in rdesktop 1.5.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Remote Desktop Protocol (RDP) request with a small length field.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.ppc | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.s390 | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.s390x | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.src | — |
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| Unresolved product id: 3AS:rdesktop-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.ppc | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.s390 | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.s390x | — |
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| Unresolved product id: 3AS:rdesktop-debuginfo-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3Desktop:rdesktop-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3Desktop:rdesktop-0:1.2.0-3.src | — |
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| Unresolved product id: 3Desktop:rdesktop-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3Desktop:rdesktop-debuginfo-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3Desktop:rdesktop-debuginfo-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3ES:rdesktop-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3ES:rdesktop-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3ES:rdesktop-0:1.2.0-3.src | — |
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| Unresolved product id: 3ES:rdesktop-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3ES:rdesktop-debuginfo-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3ES:rdesktop-debuginfo-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3ES:rdesktop-debuginfo-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3WS:rdesktop-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3WS:rdesktop-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3WS:rdesktop-0:1.2.0-3.src | — |
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| Unresolved product id: 3WS:rdesktop-0:1.2.0-3.x86_64 | — |
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| Unresolved product id: 3WS:rdesktop-debuginfo-0:1.2.0-3.i386 | — |
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| Unresolved product id: 3WS:rdesktop-debuginfo-0:1.2.0-3.ia64 | — |
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| Unresolved product id: 3WS:rdesktop-debuginfo-0:1.2.0-3.x86_64 | — |
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"text": "rdesktop is an open source client for Microsoft Windows NT Terminal Server\nand Microsoft Windows 2000 and 2003 Terminal Services, capable of natively\nusing the Remote Desktop Protocol (RDP) to present the user\u0027s NT desktop.\nNo additional server extensions are required.\n\nAn integer underflow vulnerability was discovered in the rdesktop. If an\nattacker could convince a victim to connect to a malicious RDP server, the\nattacker could cause the victim\u0027s rdesktop to crash or, possibly, execute\nan arbitrary code. (CVE-2008-1801)\n\nUsers of rdesktop should upgrade to these updated packages, which contain a\nbackported patch to resolve this issue.",
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"vulnerabilities": [
{
"cve": "CVE-2008-1801",
"cwe": {
"id": "CWE-190",
"name": "Integer Overflow or Wraparound"
},
"discovery_date": "2008-05-07T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "445825"
}
],
"notes": [
{
"category": "description",
"text": "Integer underflow in the iso_recv_msg function (iso.c) in rdesktop 1.5.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Remote Desktop Protocol (RDP) request with a small length field.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "rdesktop: iso_recv_msg() Integer Underflow Vulnerability",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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"url": "https://access.redhat.com/security/cve/CVE-2008-1801"
},
{
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"summary": "RHBZ#445825",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=445825"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2008-1801",
"url": "https://www.cve.org/CVERecord?id=CVE-2008-1801"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2008-1801",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2008-1801"
}
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"date": "2008-07-24T17:23:00+00:00",
"details": "Before applying this update, make sure that all previously-released\nerrata relevant to your system have been applied.\n\nThis update is available via Red Hat Network. Details on how to use\nthe Red Hat Network to apply this update are available at\nhttp://kbase.redhat.com/faq/FAQ_58_10188",
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"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
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"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "rdesktop: iso_recv_msg() Integer Underflow Vulnerability"
}
]
}
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.