Vulnerability in PHP
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 to cause a denial of service (NULL pointer dereference) via an empty ZIP archive that is processed with a (1) locateName or (2) statName operation.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.135 (96.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.135 · newest: 0.135 · change: 0.000
Affected products
- PHP — versions 1.0, 2.0, 2.0b10
References
- www.mandriva.com/security/advisories (vendor-advisory)
- marc.info/ (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2011-April/057709.html (vendor-advisory)
- www.vupen.com/english/advisories/2011/0764 (vdb-entry, Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2011-March/056642.html (vendor-advisory)
- securityreason.com/securityalert/8146 (third-party-advisory)
- bugzilla.redhat.com/show_bug.cgi (Exploit, Patch)
- secunia.com/advisories/43621 (Vendor Advisory, third-party-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)