CVE-2011-1471

high

Description

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.

References

http://www.vupen.com/english/advisories/2011/0744

http://www.securityfocus.com/bid/46975

http://www.redhat.com/support/errata/RHSA-2011-1423.html

http://www.php.net/ChangeLog-5.php

http://www.debian.org/security/2011/dsa-2266

http://support.apple.com/kb/HT5002

http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html

Details

Source: Mitre, NVD

Published: 2011-03-20

Updated: 2023-01-19

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High