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CVE-2007-4768

Date: November 7, 2007

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.

Severity Score

5.6

Related Resources (62)

Url: http://secunia.com/advisories/28570

Url: http://www.securityfocus.com/archive/1/483357/100/0/threaded

Url: http://secunia.com/advisories/29420

Url: http://www.adobe.com/support/security/bulletins/apsb08-13.html

Url: http://www.vupen.com/english/advisories/2008/0924/references

Url: http://docs.info.apple.com/article.html?artnum=307562

Url: https://nvd.nist.gov/vuln/detail/CVE-2007-4768

Url: http://security.gentoo.org/glsa/glsa-200805-11.xml

Url: http://www.vupen.com/english/advisories/2007/4258

Url: http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html

Url: https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html

Url: http://www.redhat.com/support/errata/RHSA-2007-1126.html

Url: http://secunia.com/advisories/28406

Url: http://security.gentoo.org/glsa/glsa-200801-02.xml

Url: http://secunia.com/advisories/30219

Url: http://secunia.com/advisories/27554

Url: http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html

Url: http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html

Url: http://secunia.com/advisories/28720

Url: http://www.adobe.com/support/security/bulletins/apsb07-20.html

Url: http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00007.html

Url: http://www.vupen.com/english/advisories/2007/3790

Url: http://sunsolve.sun.com/search/document.do?assetkey=1-26-238305-1

Url: http://www.securityfocus.com/bid/26346

Url: http://security.gentoo.org/glsa/glsa-200801-19.xml

Url: http://docs.info.apple.com/article.html?artnum=307179

Url: http://www.debian.org/security/2008/dsa-1570

Url: http://secunia.com/advisories/30840

Url: http://www.us-cert.gov/cas/techalerts/TA07-352A.html

Url: http://www.vupen.com/english/advisories/2008/1966/references

Url: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9701

Url: http://secunia.com/advisories/28414

Url: http://secunia.com/advisories/29267

Url: http://secunia.com/advisories/28136

Url: http://secunia.com/advisories/28213

Url: http://www.us-cert.gov/cas/techalerts/TA07-355A.html

Url: https://exchange.xforce.ibmcloud.com/vulnerabilities/38278

Url: http://sunsolve.sun.com/search/document.do?assetkey=1-26-239286-1

Url: http://www.vupen.com/english/advisories/2007/4238

Url: http://secunia.com/advisories/30155

Url: https://issues.rpath.com/browse/RPL-1738

Url: http://secunia.com/advisories/27538

Url: http://www.mandriva.com/security/advisories?name=MDKSA-2007:211

Url: http://secunia.com/advisories/27697

Url: http://security.gentoo.org/glsa/glsa-200711-30.xml

Url: http://www.vupen.com/english/advisories/2008/1724/references

Url: http://www.securityfocus.com/archive/1/483579/100/0/threaded

Url: http://secunia.com/advisories/28161

Url: http://security.gentoo.org/glsa/glsa-200801-18.xml

Url: http://secunia.com/advisories/30106

Url: http://securitytracker.com/id?1019116

Url: http://www.gentoo.org/security/en/glsa/glsa-200801-07.xml

Url: http://bugs.gentoo.org/show_bug.cgi?id=198976

Url: http://www.debian.org/security/2007/dsa-1399

Url: http://www.vupen.com/english/advisories/2007/3725

Url: http://secunia.com/advisories/28714

Url: https://usn.ubuntu.com/547-1/

Url: http://secunia.com/advisories/30507

Url: http://secunia.com/advisories/27543

Url: http://secunia.com/advisories/27741

Url: http://secunia.com/advisories/28157

Url: https://www.mend.io/vulnerability-database/CVE-2007-4768

Severity Score

5.6

Weakness Type (CWE)

Buffer Errors

CWE-119

CVSS v3.1

Base Score:	5.6
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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