All vulnerabilities

Servers and applications

CVE-2011-1657

The (1) ZipArchive::addGlob and (2) ZipArchive::addPattern functions in ext/zip/php_zip.c in PHP 5.3.6 allow context-dependent attackers to cause a denial of service (application crash) via certain flags arguments, as demonstrated by (a) GLOB_ALTDIRFUNC and (b) GLOB_APPEND.

Severity
Medium 5.0
Published
25 Aug 2011
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
5.1% in the next 30 daysHigher than 92% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-399
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Version 5.3.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-1657
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-1657