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CVE-2012-1163

Date: July 12, 2012

Integer overflow in the _zip_readcdir function in zip_open.c in libzip 0.10 allows remote attackers to execute arbitrary code via the size and offset values for the central directory in a zip archive, which triggers "improper restrictions of operations within the bounds of a memory buffer" and an information leak.

Language: C

Severity Score

Related Resources (8)

http://nih.at/listarchive/libzip-discuss/msg00252.html
https://nvd.nist.gov/vuln/detail/CVE-2012-1163
http://www.mandriva.com/security/advisories?name=MDVSA-2012:034
http://www.openwall.com/lists/oss-security/2012/03/29/11
http://www.gentoo.org/security/en/glsa/glsa-201203-23.xml
http://www.openwall.com/lists/oss-security/2012/03/21/2
http://www.nih.at/libzip/NEWS.html
https://www.mend.io/vulnerability-database/CVE-2012-1163

Severity Score

Weakness Type (CWE)

Numeric Errors

CWE-189

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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