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…

Description

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.

Scores

EPSS (exploitation in 30 days)

13.1% · top 3.6% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (29)

• 31224 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://rdesktop.cvs.sourceforge.net/rdesktop/rdesktop/iso.c?r1=1.19&r2=1.20&pathrev=HEAD (opens in a new tab)x_refsource_CONFIRMx_transferred
• 5561 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
• 30118 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• USN-646-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• GLSA-200806-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• FEDORA-2008-3917 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 30713 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• rdesktop-isorecvmsg-code-execution(42272) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 1019990 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• SSA:2008-148-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• DSA-1573 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• FEDORA-2008-3886 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• RHSA-2008:0725 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• ADV-2008-2403 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• FEDORA-2008-3985 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 29097 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 240708 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• 30380 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2008-1467 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• MDVSA-2008:101 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• oval:org.mitre.oval:def:11570 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• RHSA-2008:0576 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2008-360.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20080507 Multiple Vendor rdesktop iso_recv_msg() Integer Underflow Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
• RHSA-2008:0575 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 30248 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 31928 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 31222 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2008-1801](https://trackcve.app/badge/CVE-2008-1801.svg)](https://trackcve.app/cve/CVE-2008-1801)

Record last updated 7 Aug 2024, 08:32 UTC.