CVE-2012-1162 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Libzip

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer8 documents6 sources
Severity
7.5HIGHNVD
EPSS
2.0%
top 16.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LibzipDebian LibzipNIH Libzip
Timeline
PublishedJul 12
Latest updateMay 17

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."

CVSS vector

AV:N/AC:L/C:P/I:P/A:PExploitability: 10.0 | Impact: 6.4

Affected Packages3 packages

▶debiandebian/libzip< libzip 0.10.1-1 (bookworm)
▶Debianlibzip/libzip< 0.10.1-1+3
▶NVDnih/libzip0.10

🔴Vulnerability Details

2
GHSA
GHSA-m749-r8jf-5h5g: Heap-based buffer overflow in the _zip_readcdir function in zip_open↗2022-05-17
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OSV
CVE-2012-1162: Heap-based buffer overflow in the _zip_readcdir function in zip_open↗2012-07-12
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📋Vendor Advisories

2
Red Hat
libzip: heap overflow flaw when processing malformed zip file↗2012-03-20
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Debian
CVE-2012-1162: libzip - Heap-based buffer overflow in the _zip_readcdir function in zip_open.c in libzip...↗2012
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💬Community

3
Bugzilla
CVE-2012-1162 CVE-2012-1163 libzip various flaws [fedora-all]↗2012-03-20
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Bugzilla
CVE-2012-1162 CVE-2012-1163 php various flaws [fedora-all]↗2012-03-20
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Bugzilla
CVE-2012-1162 libzip: heap overflow flaw when processing malformed zip file↗2012-03-12
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