CVE-2011-0421
The _zip_name_locate function in zip_name_locate.c in the Zip extension in PHP before 5.3.6 does not properly handle a ZIPARCHIVE::FL_UNCHANGED argument, which might allow context-dependent attackers
02 Description
The _zip_name_locate function in zip_name_locate.c in the Zip extension in PHP before 5.3.6 does not properly handle a ZIPARCHIVE::FL_UNCHANGED argument, which might allow context-dependent attackers
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 13.51% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 96.1% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-03-20 01:00Z15 YR AGO
- Last updated
- 2024-08-06 21:51Z2 YR AGO
- Reserved
- 2011-01-11
- Assigning CNA
- certcc
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- ac5ccb4e447ccb5b5619eb071de3d5382cfeaeedbaa54e4566783ed4b14d68ae
05 Affected products
06 References
- www.mandriva.comMDVSA-2011:099http://www.mandriva.com/security/advisories?name=MDVSA-2011:099
- marc.infoHPSBOV02763http://marc.info/?l=bugtraq&m=133469208622507&w=2
- lists.opensuse.orgSUSE-SR:2011:009http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html
- lists.fedoraproject.orgFEDORA-2011-3636http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057709.html
- www.vupen.comADV-2011-0764http://www.vupen.com/english/advisories/2011/0764
- lists.fedoraproject.orgFEDORA-2011-3614http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056642.html
- securityreason.com8146http://securityreason.com/securityalert/8146
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=688735
- secunia.com43621http://secunia.com/advisories/43621
- www.mandriva.comMDVSA-2011:053http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
- www.debian.orgDSA-2266http://www.debian.org/security/2011/dsa-2266
- www.vupen.comADV-2011-0890http://www.vupen.com/english/advisories/2011/0890
- exchange.xforce.ibmcloud.comlibzip-zipnamelocate-dos(66173)https://exchange.xforce.ibmcloud.com/vulnerabilities/66173
- www.php.nethttp://www.php.net/releases/5_3_6.php
- svn.php.nethttp://svn.php.net/viewvc/?view=revision&revision=307867
- securityreason.com20110318 libzip 0.9.3 _zip_name_locate NULL Pointer Dereference (incl PHP 5.3.5)http://securityreason.com/achievement_securityalert/96
- www.php.nethttp://www.php.net/ChangeLog-5.php
- www.php.nethttp://www.php.net/archive/2011.php
- lists.apple.comAPPLE-SA-2011-10-12-3http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
- www.securityfocus.com20110318 libzip 0.9.3 _zip_name_locate NULL Pointer Dereference (incl PHP 5.3.5)http://www.securityfocus.com/archive/1/517065/100/0/threaded
- www.exploit-db.com17004http://www.exploit-db.com/exploits/17004
- lists.fedoraproject.orgFEDORA-2011-3666http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057710.html
- www.mandriva.comMDVSA-2011:052http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
- www.vupen.comADV-2011-0744http://www.vupen.com/english/advisories/2011/0744
- www.securityfocus.com46354http://www.securityfocus.com/bid/46354
- support.apple.comhttp://support.apple.com/kb/HT5002
- bugs.php.nethttp://bugs.php.net/bug.php?id=53885
07 Fixed in
Debian 12
- libzip Fixed in 0.10-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libzip Fixed in 0.10-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libzip Fixed in 0.10-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.