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Vulnerability record · CVE-2012-1162 · published 12 July 2012

CVE-2012-1162: Nih libzip memory buffer overflow vulnerability

Nih · Libzip

Heap-based buffer overflow in the _zip_readcdir function in zip_open.c in libzip 0.10 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a zip archive with the number of directories set to 0, related to an "incorrect loop construct."

7.5 CVSS 2.0 High EPSS 4.0% · top 9.8% CWE-119 · Memory buffer overflow
7.5CVSS 2.0 base score
4.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the _zip_readcdir function in zip_open.c in libzip 0.10 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a zip archive with the number of directories set to 0, related to an "incorrect loop construct."

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://nih.at/listarchive/libzip-discuss/msg00252.html Exploit
http://www.gentoo.org/security/en/glsa/glsa-201203-23.xml
http://www.mandriva.com/security/advisories?name=MDVSA-2012:034
http://www.nih.at/libzip/NEWS.html
http://www.openwall.com/lists/oss-security/2012/03/21/2 Exploit
http://www.openwall.com/lists/oss-security/2012/03/29/11
http://nih.at/listarchive/libzip-discuss/msg00252.html Exploit
http://www.gentoo.org/security/en/glsa/glsa-201203-23.xml
http://www.mandriva.com/security/advisories?name=MDVSA-2012:034
http://www.nih.at/libzip/NEWS.html
http://www.openwall.com/lists/oss-security/2012/03/21/2 Exploit
http://www.openwall.com/lists/oss-security/2012/03/29/11

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-1162), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.