Home/CVE/Integer signedness error in zip_stream.c in the Zip extension in PHP before 5.3.6 allows context-dependent attackers to
CVE

CVE-2011-1471

Integer signedness error in zip_stream.c in the Zip extension in PHP before 5.3.6 allows context-dependent attackers to

Integer signedness error in zip_stream.c in the Zip extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (CPU consumption) via a malformed archive file that triggers errors in zip_fread function calls.

MEDIUM · CVSS 4.3 EPSS 0.08045
Schedule remediation
  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
▤

Affected Products & Versions

2
php< 5.2.11
php>= 5.3.0 and < 5.3.6
⚠

Public Exploits & PoCs

2
dosPHP < 5.3.6 'Zip' Extension - 'zip_fread()' Denial of Serviceverified
pocbugs.php.net · bug.php?id=49072bugs.php.net
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
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:M/Au:N/C:N/I:N/A:P
Published to NVD20 Mar 2011 · 02:00 AM
⚑

Vendor Advisories

2
rhsaRHSA-2011:1423Moderate
usnUSN-1126-1
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.htmlMailing ListThird Party Advisory
http://support.apple.com/kb/HT5002Third Party Advisory
http://www.debian.org/security/2011/dsa-2266Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:052Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2011:053Broken Link
http://www.php.net/ChangeLog-5.phpVendor Advisory
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