Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial of service (crash)…

Description

Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial of service (crash) via a skewed offset larger than the size of the PE section in a UPX packed executable, which triggers an out-of-bounds read.

Scores

EPSS (exploitation in 30 days)

3.5% · top 11% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

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 (21)

• 53150 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2013-10853 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• FEDORA-2013-8047 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• SUSE-SU-2014:1571 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• openSUSE-SU-2013:0881 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://blog.clamav.net/2013/04/clamav-0978-has-been-released.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.apple.com/kb/HT5892 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://github.com/vrtadmin/clamav-devel/commit/270e368b99e93aa5447d46c797c92c3f9f39f375 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-1816-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• openSUSE-SU-2013:0883 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 53182 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• APPLE-SA-2013-09-12-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• [oss-security] 20130429 Re: Multiple potential security issues fixed in ClamAV 0.97.8 - any further details? (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• APPLE-SA-2013-09-17-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• 59434 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [oss-security] 20130424 Re: Multiple potential security issues fixed in ClamAV 0.97.8 - any further details? (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• MDVSA-2013:159 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• FEDORA-2013-10953 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• https://bugzilla.clamav.net/show_bug.cgi?id=7055 (opens in a new tab)x_refsource_CONFIRMx_transferred
• FEDORA-2013-10980 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• http://support.apple.com/kb/HT5880 (opens in a new tab)x_refsource_CONFIRMx_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-2013-2020](https://trackcve.app/badge/CVE-2013-2020.svg)](https://trackcve.app/cve/CVE-2013-2020)

Record last updated 6 Aug 2024, 15:20 UTC.