CVE-2013-2020

Home/CVE/Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial o

CVE

Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial o

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.

MEDIUM · CVSS 5 EPSS 0.07722

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EPSS percentile: top 8% of all CVEs by exploitation likelihood

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Affected Products & Versions

canonical ubuntu linuxall versions
suse linux enterprise serverall versions
clamav<= 0.97.7
clamavall versions

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighRelevant ClamAV Message

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MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Published to NVD13 May 2013 · 11:55 PM

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Vendor Advisories

suse-csafSUSE-SU-2015:0298-1
suse-csafSUSE-SU-2015:0871-1
usnUSN-1816-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://blog.clamav.net/2013/04/clamav-0978-has-been-released.htmlPatch

http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html

http://lists.apple.com/archives/security-announce/2013/Sep/msg00004.html

http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109514.html

http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109639.html

http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109652.html

Show all 21 references

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105575.html

http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00006.html

http://lists.opensuse.org/opensuse-updates/2013-06/msg00018.html

http://lists.opensuse.org/opensuse-updates/2013-06/msg00020.html

http://secunia.com/advisories/53150Vendor Advisory

http://secunia.com/advisories/53182Vendor Advisory

http://support.apple.com/kb/HT5880

http://support.apple.com/kb/HT5892

http://www.mandriva.com/security/advisories?name=MDVSA-2013:159

http://www.openwall.com/lists/oss-security/2013/04/25/2

http://www.openwall.com/lists/oss-security/2013/04/29/20

http://www.securityfocus.com/bid/59434

http://www.ubuntu.com/usn/USN-1816-1

https://bugzilla.clamav.net/show_bug.cgi?id=7055

https://github.com/vrtadmin/clamav-devel/commit/270e368b99e93aa5447d46c797c92c3f9f39f375

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