Vulnerability CVE-2008-1026
Published: 2008-04-17   Modified: 2012-02-12

Description:
Integer overflow in the PCRE regular expression compiler (JavaScriptCore/pcre/pcre_compile.cpp) in Apple WebKit, as used in Safari before 3.1.1, allows remote attackers to execute arbitrary code via a regular expression with large, nested repetition counts, which triggers a heap-based buffer overflow.

See advisories in our WLB2 database:
Topic
Author
Date
High
Apple Safari WebKit PCRE Handling Integer Overflow Vulnerability
ZDI
17.04.2008

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apple -> Safari 

 References:
http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html
http://lists.apple.com/archives/security-announce/2008/Apr/msg00001.html
http://securityreason.com/securityalert/3815
http://support.apple.com/kb/HT1467
http://www.securityfocus.com/archive/1/490990/100/0/threaded
http://www.securityfocus.com/bid/28815
http://www.securitytracker.com/id?1019870
http://www.vupen.com/english/advisories/2008/1250/references
http://www.vupen.com/english/advisories/2008/2094/references
http://www.zerodayinitiative.com/advisories/ZDI-08-022
https://exchange.xforce.ibmcloud.com/vulnerabilities/41859
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