Vulnerability in PHP
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 cause a denial of service (CPU consumption) via a malformed archive file that triggers errors in zip_fread function calls.
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: 0.132 (96.2th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.132 · newest: 0.132 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/46975 (VDB Entry, Third Party Advisory, vdb-entry)
- www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
- www.debian.org/security/2011/dsa-2266 (vendor-advisory, Third Party Advisory)
- www.php.net/ChangeLog-5.php (Vendor Advisory)
- lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.redhat.com/support/errata/RHSA-2011-1423.html (vendor-advisory, Third Party Advisory)
- www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
- www.vupen.com/english/advisories/2011/0744 (Permissions Required, vdb-entry)
- support.apple.com/kb/HT5002 (Third Party Advisory)
- bugs.php.net/bug.php (Exploit, Vendor Advisory)
Frequently asked questions
- What is CVE-2011-1471?
- CVE-2011-1471 is a vulnerability in PHP, classified under CWE-189. Published 2011-03-20.
- Is CVE-2011-1471 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.