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CVE-2008-1801

Integer underflow in the iso_recv_msg function (iso.c) in rdesktop 1.5.0 allows remote attackers...

9.3 HighPublic exploitFix available

CVE-2008-1801 is a high vulnerability (CVSS 9.3) in Rdesktop, published May 11, 2008. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 13.1%, the 96th percentile. Fixed in rdesktop 1.5.0-4+cvs20071006.

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.

Exploit likelihood

13.1%Down 45.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 9.3

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.

Record
CVE-2008-1801
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-189
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2008-1801
Updated
2026-11-02
EUVDEUVD-2008-1801 No score

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.

Record
EUVD-2008-1801
Updated
2026-11-03
GitHub AdvisoriesGHSA-fmmp-hrq3-7r3f No score

Integer underflow in the iso_recv_msg function (iso.c) in rdesktop 1.5.0 allows remote attackers...

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.

Record
GHSA-fmmp-hrq3-7r3f
Updated
2026-11-02
OSV No score

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.

Record
CVE-2008-1801
Updated
2026-11-02
OSVDEBIAN-CVE-2008-1801 No score

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.

Record
DEBIAN-CVE-2008-1801
Updated
2026-11-02
OSVopenSUSE-SU-2024:11298-1 No score

rdesktop-1.9.0-4.6 on GA media

These are all security issues fixed in the rdesktop-1.9.0-4.6 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11298-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
rdesktop
Debian:12
 before 1.5.0-4+cvs20071006
1.5.0-4+cvs20071006
rdesktop
Debian:13
 before 1.5.0-4+cvs20071006
1.5.0-4+cvs20071006
rdesktop
Debian:14
 before 1.5.0-4+cvs20071006
1.5.0-4+cvs20071006
rdesktop
Debian:4.0
 before 1.5.0-1etch2, plus listed versions
1.5.0-11.5.0-1etch1
1.5.0-1etch2
rdesktop
Red Hat:enterprise_linux:5::client
 before 0:1.4.1-6
0:1.4.1-6
rdesktop-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:1.4.1-6
0:1.4.1-6
rdesktop
Red Hat:enterprise_linux:5::server
 before 0:1.4.1-6
0:1.4.1-6
rdesktop-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:1.4.1-6
0:1.4.1-6
rdesktop
Red Hat:enterprise_linux:3::as
 before 0:1.2.0-3
0:1.2.0-3
rdesktop-debuginfo
Red Hat:enterprise_linux:3::as
 before 0:1.2.0-3
0:1.2.0-3
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Affected packages
PackageAffectedFixed
rdesktop
Red Hat:enterprise_linux:3::desktop
 before 0:1.2.0-3
0:1.2.0-3
rdesktop-debuginfo
Red Hat:enterprise_linux:3::desktop
 before 0:1.2.0-3
0:1.2.0-3
rdesktop
Red Hat:enterprise_linux:3::es
 before 0:1.2.0-3
0:1.2.0-3
rdesktop-debuginfo
Red Hat:enterprise_linux:3::es
 before 0:1.2.0-3
0:1.2.0-3
rdesktop
Red Hat:enterprise_linux:3::ws
 before 0:1.2.0-3
0:1.2.0-3
rdesktop-debuginfo
Red Hat:enterprise_linux:3::ws
 before 0:1.2.0-3
0:1.2.0-3
rdesktop
Red Hat:enterprise_linux:4::as
 before 0:1.3.1-9
0:1.3.1-9
rdesktop-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:1.3.1-9
0:1.3.1-9
rdesktop
Red Hat:enterprise_linux:4::desktop
 before 0:1.3.1-9
0:1.3.1-9
rdesktop-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:1.3.1-9
0:1.3.1-9
rdesktop
Red Hat:enterprise_linux:4::es
 before 0:1.3.1-9
0:1.3.1-9
rdesktop-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:1.3.1-9
0:1.3.1-9
rdesktop
Red Hat:enterprise_linux:4::ws
 before 0:1.3.1-9
0:1.3.1-9
rdesktop-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:1.3.1-9
0:1.3.1-9
rdesktop
openSUSE:Tumbleweed
 before 1.9.0-4.6
1.9.0-4.6

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBrdesktop 1.5.0 - 'iso_recv_msg()' Integer Underflow (PoC)2008-05-08

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

References

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