National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-4767 Detail

Description

Perl-Compatible Regular Expression (PCRE) library before 7.3 does not properly compute the length of (1) a \p sequence, (2) a \P sequence, or (3) a \P{x} sequence, which allows context-dependent attackers to cause a denial of service (infinite loop or crash) or execute arbitrary code.

Source:  MITRE
Description Last Modified:  11/07/2007

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://bugs.gentoo.org/show_bug.cgi?id=198976
http://docs.info.apple.com/article.html?artnum=307179
http://docs.info.apple.com/article.html?artnum=307562
http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html
http://security.gentoo.org/glsa/glsa-200711-30.xml
http://security.gentoo.org/glsa/glsa-200801-02.xml
http://security.gentoo.org/glsa/glsa-200801-18.xml
http://security.gentoo.org/glsa/glsa-200801-19.xml
http://security.gentoo.org/glsa/glsa-200805-11.xml
http://www.debian.org/security/2007/dsa-1399
http://www.debian.org/security/2008/dsa-1570
http://www.mandriva.com/security/advisories?name=MDKSA-2007:211
http://www.novell.com/linux/security/advisories/2007_62_pcre.html
http://www.pcre.org/changelog.txt
http://www.securityfocus.com/archive/1/483357/100/0/threaded
http://www.securityfocus.com/archive/1/483579/100/0/threaded
http://www.securityfocus.com/bid/26346
http://www.us-cert.gov/cas/techalerts/TA07-352A.html US Government Resource
http://www.vupen.com/english/advisories/2007/3725
http://www.vupen.com/english/advisories/2007/3790
http://www.vupen.com/english/advisories/2007/4238
http://www.vupen.com/english/advisories/2008/0924/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/38277
https://issues.rpath.com/browse/RPL-1738
https://usn.ubuntu.com/547-1/
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
6.0
 cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
6.1
 cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
7.3


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2007-4767
NVD Published Date:
11/07/2007
NVD Last Modified:
10/15/2018