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Vulnerability Details : 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.
Publish Date : 2007-11-07 Last Update Date : 2018-10-15
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access User
Vulnerability Type(s) Execute CodeOverflow
CWE ID 119

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2007-09-17 2007-11-05
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-4768 unix
DSA-1399-1 pcre3 - arbitrary code execution oval:org.mitre.oval:def:20218 unix
DSA-1570 kazehakase -- various oval:org.mitre.oval:def:8010 unix
DSA-1570-1 kazehakase - execution of arbitrary code oval:org.mitre.oval:def:18752 unix
ELSA-2007:1126: flash-plugin security update (Critical) oval:org.mitre.oval:def:22648 unix
Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent atta... oval:org.mitre.oval:def:9701 windows
RHSA-2007:1126: flash-plugin security update (Critical) oval:com.redhat.rhsa:def:20071126 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-4768

# Product Type Vendor Product Version Update Edition Language
1 Application Pcre Pcre 6.0 Version Details Vulnerabilities
2 Application Pcre Pcre 6.1 Version Details Vulnerabilities
3 Application Pcre Pcre 7.3 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Pcre Pcre 3

- References For CVE-2007-4768
XF pcre-class-unicode-bo(38278)
VUPEN ADV-2008-1966
VUPEN ADV-2008-1724
VUPEN ADV-2008-0924
VUPEN ADV-2007-4258
VUPEN ADV-2007-4238
VUPEN ADV-2007-3790
BUGTRAQ 20071112 FLEA-2007-0064-1 pcre
GENTOO GLSA-200805-11
SECTRACK 1019116
CERT TA07-355A
VUPEN ADV-2007-3725
BID 26346 PCRE Regular Expression Library Multiple Security Vulnerabilities Release Date:2008-07-16
CERT TA07-352A
REDHAT RHSA-2007:1126
BUGTRAQ 20071106 rPSA-2007-0231-1 pcre
GENTOO GLSA-200801-07
GENTOO GLSA-200801-19
MLIST [gtk-devel-list] 20071107 GLib 2.14.3
GENTOO GLSA-200711-30
GENTOO GLSA-200801-02
GENTOO GLSA-200801-18
APPLE APPLE-SA-2007-12-17
SUSE SUSE-SA:2007:069

- Metasploit Modules Related To CVE-2007-4768

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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