Vulnerability Monitor

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CVE-2007-4768

Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.

Published

2007-11-07T23:46:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pcre	pcre	≤ 6.0	Yes
Application	pcre	pcre	≤ 6.1	Yes
Application	pcre	pcre	≤ 7.3	Yes

References

http://bugs.gentoo.org/show_bug.cgi?id=198976 ([email protected])
http://docs.info.apple.com/article.html?artnum=307179 ([email protected])
http://docs.info.apple.com/article.html?artnum=307562 ([email protected])
http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html ([email protected])
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00007.html ([email protected])
http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html ([email protected])
http://secunia.com/advisories/27538 ([email protected])
http://secunia.com/advisories/27543 ([email protected])
http://secunia.com/advisories/27554 ([email protected])
http://secunia.com/advisories/27697 ([email protected])
http://secunia.com/advisories/27741 ([email protected])
http://secunia.com/advisories/28136 ([email protected])
http://secunia.com/advisories/28157 ([email protected])
http://secunia.com/advisories/28161 ([email protected])
http://secunia.com/advisories/28213 ([email protected])
http://secunia.com/advisories/28406 ([email protected])
http://secunia.com/advisories/28414 ([email protected])
http://secunia.com/advisories/28570 ([email protected])
http://secunia.com/advisories/28714 ([email protected])
http://secunia.com/advisories/28720 ([email protected])
http://secunia.com/advisories/29267 ([email protected])
http://secunia.com/advisories/29420 ([email protected])
http://secunia.com/advisories/30106 ([email protected])
http://secunia.com/advisories/30155 ([email protected])
http://secunia.com/advisories/30219 ([email protected])
http://secunia.com/advisories/30507 ([email protected])
http://secunia.com/advisories/30840 ([email protected])
http://security.gentoo.org/glsa/glsa-200711-30.xml ([email protected])
http://security.gentoo.org/glsa/glsa-200801-02.xml ([email protected])
http://security.gentoo.org/glsa/glsa-200801-18.xml ([email protected])
http://security.gentoo.org/glsa/glsa-200801-19.xml ([email protected])
http://security.gentoo.org/glsa/glsa-200805-11.xml ([email protected])
http://securitytracker.com/id?1019116 ([email protected])
http://sunsolve.sun.com/search/document.do?assetkey=1-26-238305-1 ([email protected])
http://sunsolve.sun.com/search/document.do?assetkey=1-26-239286-1 ([email protected])
http://www.adobe.com/support/security/bulletins/apsb07-20.html ([email protected])
http://www.adobe.com/support/security/bulletins/apsb08-13.html ([email protected])
http://www.debian.org/security/2007/dsa-1399 ([email protected])
http://www.debian.org/security/2008/dsa-1570 ([email protected])
http://www.gentoo.org/security/en/glsa/glsa-200801-07.xml ([email protected])
http://www.mandriva.com/security/advisories?name=MDKSA-2007:211 ([email protected])
http://www.redhat.com/support/errata/RHSA-2007-1126.html ([email protected])
http://www.securityfocus.com/archive/1/483357/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/483579/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/26346 ([email protected])
http://www.us-cert.gov/cas/techalerts/TA07-352A.html US Government Resource ([email protected])
http://www.us-cert.gov/cas/techalerts/TA07-355A.html US Government Resource ([email protected])
http://www.vupen.com/english/advisories/2007/3725 ([email protected])
http://www.vupen.com/english/advisories/2007/3790 ([email protected])
http://www.vupen.com/english/advisories/2007/4238 ([email protected])
http://www.vupen.com/english/advisories/2007/4258 ([email protected])
http://www.vupen.com/english/advisories/2008/0924/references ([email protected])
http://www.vupen.com/english/advisories/2008/1724/references ([email protected])
http://www.vupen.com/english/advisories/2008/1966/references ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/38278 ([email protected])
https://issues.rpath.com/browse/RPL-1738 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9701 ([email protected])
https://usn.ubuntu.com/547-1/ ([email protected])
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html ([email protected])
http://bugs.gentoo.org/show_bug.cgi?id=198976 (af854a3a-2127-422b-91ae-364da2661108)
http://docs.info.apple.com/article.html?artnum=307179 (af854a3a-2127-422b-91ae-364da2661108)
http://docs.info.apple.com/article.html?artnum=307562 (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00007.html (af854a3a-2127-422b-91ae-364da2661108)
http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/27538 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/27543 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/27554 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/27697 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/27741 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28136 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28157 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28161 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28213 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28406 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28414 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28570 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28714 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28720 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/29267 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/29420 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/30106 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/30155 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/30219 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/30507 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/30840 (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200711-30.xml (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200801-02.xml (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200801-18.xml (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200801-19.xml (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200805-11.xml (af854a3a-2127-422b-91ae-364da2661108)
http://securitytracker.com/id?1019116 (af854a3a-2127-422b-91ae-364da2661108)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-238305-1 (af854a3a-2127-422b-91ae-364da2661108)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-239286-1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.adobe.com/support/security/bulletins/apsb07-20.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.adobe.com/support/security/bulletins/apsb08-13.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2007/dsa-1399 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2008/dsa-1570 (af854a3a-2127-422b-91ae-364da2661108)
http://www.gentoo.org/security/en/glsa/glsa-200801-07.xml (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:211 (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2007-1126.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/483357/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/483579/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/26346 (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA07-352A.html US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA07-355A.html US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/3725 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/3790 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/4238 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/4258 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2008/0924/references (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2008/1724/references (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2008/1966/references (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/38278 (af854a3a-2127-422b-91ae-364da2661108)
https://issues.rpath.com/browse/RPL-1738 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9701 (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/547-1/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html (af854a3a-2127-422b-91ae-364da2661108)