Integer signedness error in the xrealloc function (rdesktop.c) in RDesktop 1.5.0 allows remote attackers to execute arbitrary code via…

Description

Integer signedness error in the xrealloc function (rdesktop.c) in RDesktop 1.5.0 allows remote attackers to execute arbitrary code via unknown parameters that trigger a heap-based overflow. NOTE: the role of the channel_process function was not specified by the original researcher.

Scores

EPSS (exploitation in 30 days)

6.7% · top 6.0% 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 (24)

• 31224 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• rdesktop-xrealloc-bo(42277) (opens in a new tab)vdb-entryx_refsource_XFx_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
• DSA-1573 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 1019992 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• FEDORA-2008-3886 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 20080507 Multiple Vendor rdesktop channel_process() Integer Signedness Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_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
• http://rdesktop.cvs.sourceforge.net/rdesktop/rdesktop/rdesktop.c?r1=1.161&r2=1.162&pathrev=HEAD (opens in a new tab)x_refsource_CONFIRMx_transferred
• 29097 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 240708 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
• ADV-2008-1467 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• oval:org.mitre.oval:def:9800 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• MDVSA-2008:101 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• http://sourceforge.net/mailarchive/message.php?msg_name=20080511065217.GA24455%40cse.unsw.EDU.AU (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2008-360.htm (opens in a new tab)x_refsource_CONFIRMx_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

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-2008-1803](https://trackcve.app/badge/CVE-2008-1803.svg)](https://trackcve.app/cve/CVE-2008-1803)

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