Vulnerability Monitor

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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

2011-03-20T02:00:04.877

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-189

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	php	php	< 5.2.11	Yes
Application	php	php	< 5.3.6	Yes

References

http://bugs.php.net/bug.php?id=49072 Exploit, Vendor Advisory ([email protected])
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html Mailing List, Third Party Advisory ([email protected])
http://support.apple.com/kb/HT5002 Third Party Advisory ([email protected])
http://www.debian.org/security/2011/dsa-2266 Third Party Advisory ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2011:052 Broken Link ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2011:053 Broken Link ([email protected])
http://www.php.net/ChangeLog-5.php Vendor Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2011-1423.html Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/46975 Third Party Advisory, VDB Entry ([email protected])
http://www.vupen.com/english/advisories/2011/0744 Permissions Required ([email protected])
http://bugs.php.net/bug.php?id=49072 Exploit, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.apple.com/kb/HT5002 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2011/dsa-2266 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2011:052 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2011:053 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.php.net/ChangeLog-5.php Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2011-1423.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/46975 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2011/0744 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)