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Vulnerability Details : CVE-2007-4772

The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows context-dependent attackers to cause a denial of service (infinite loop) via a crafted regular expression.
Publish Date : 2008-01-09 Last Update Date : 2017-09-28
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2007-09-27 2008-01-07
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-4772 unix
DEPRECATED: ELSA-2013-0122 -- tcl security and bug fix update (moderate) oval:org.mitre.oval:def:27239 unix
DSA-1460 postgresql-8.1 -- several vulnerabilities oval:org.mitre.oval:def:7844 unix
DSA-1460-1 postgresql-8.1 - several oval:org.mitre.oval:def:20164 unix
DSA-1463 postgresql-7.4 -- several vulnerabilities oval:org.mitre.oval:def:8199 unix
DSA-1463-1 postgresql-7.4 - several oval:org.mitre.oval:def:18105 unix
ELSA-2008:0038: postgresql security update (Moderate) oval:org.mitre.oval:def:21738 unix
ELSA-2013:0122: tcl security and bug fix update (Moderate) oval:org.mitre.oval:def:23371 unix
RHSA-2008:0038: postgresql security update (Moderate) oval:com.redhat.rhsa:def:20080038 unix
RHSA-2008:0134: tcltk security update (Moderate) oval:com.redhat.rhsa:def:20080134 unix
RHSA-2013:0122: tcl security and bug fix update (Moderate) oval:org.mitre.oval:def:20998 unix
RHSA-2013:0122: tcl security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20130122 unix
The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 befor... oval:org.mitre.oval:def:11569 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-2007-4772

# Product Type Vendor Product Version Update Edition Language
1 Application Postgresql Postgresql 7.4 Version Details Vulnerabilities
2 Application Postgresql Postgresql 7.4.1 Version Details Vulnerabilities
3 Application Postgresql Postgresql 7.4.2 Version Details Vulnerabilities
4 Application Postgresql Postgresql 7.4.3 Version Details Vulnerabilities
5 Application Postgresql Postgresql 7.4.4 Version Details Vulnerabilities
6 Application Postgresql Postgresql 7.4.5 Version Details Vulnerabilities
7 Application Postgresql Postgresql 7.4.6 Version Details Vulnerabilities
8 Application Postgresql Postgresql 7.4.7 Version Details Vulnerabilities
9 Application Postgresql Postgresql 7.4.8 Version Details Vulnerabilities
10 Application Postgresql Postgresql 7.4.9 Version Details Vulnerabilities
11 Application Postgresql Postgresql 7.4.10 Version Details Vulnerabilities
12 Application Postgresql Postgresql 7.4.11 Version Details Vulnerabilities
13 Application Postgresql Postgresql 7.4.12 Version Details Vulnerabilities
14 Application Postgresql Postgresql 7.4.13 Version Details Vulnerabilities
15 Application Postgresql Postgresql 7.4.14 Version Details Vulnerabilities
16 Application Postgresql Postgresql 7.4.16 Version Details Vulnerabilities
17 Application Postgresql Postgresql 7.4.17 Version Details Vulnerabilities
18 Application Postgresql Postgresql 7.4.18 Version Details Vulnerabilities
19 Application Postgresql Postgresql 8.0 Version Details Vulnerabilities
20 Application Postgresql Postgresql 8.0.1 Version Details Vulnerabilities
21 Application Postgresql Postgresql 8.0.2 Version Details Vulnerabilities
22 Application Postgresql Postgresql 8.0.3 Version Details Vulnerabilities
23 Application Postgresql Postgresql 8.0.4 Version Details Vulnerabilities
24 Application Postgresql Postgresql 8.0.5 Version Details Vulnerabilities
25 Application Postgresql Postgresql 8.0.7 Version Details Vulnerabilities
26 Application Postgresql Postgresql 8.0.8 Version Details Vulnerabilities
27 Application Postgresql Postgresql 8.0.9 Version Details Vulnerabilities
28 Application Postgresql Postgresql 8.0.11 Version Details Vulnerabilities
29 Application Postgresql Postgresql 8.0.13 Version Details Vulnerabilities
30 Application Postgresql Postgresql 8.0.14 Version Details Vulnerabilities
31 Application Postgresql Postgresql 8.0.317 Version Details Vulnerabilities
32 Application Postgresql Postgresql 8.1.1 Version Details Vulnerabilities
33 Application Postgresql Postgresql 8.1.3 Version Details Vulnerabilities
34 Application Postgresql Postgresql 8.1.4 Version Details Vulnerabilities
35 Application Postgresql Postgresql 8.1.5 Version Details Vulnerabilities
36 Application Postgresql Postgresql 8.1.7 Version Details Vulnerabilities
37 Application Postgresql Postgresql 8.1.8 Version Details Vulnerabilities
38 Application Postgresql Postgresql 8.1.9 Version Details Vulnerabilities
39 Application Postgresql Postgresql 8.1.10 Version Details Vulnerabilities
40 Application Postgresql Postgresql 8.2 Version Details Vulnerabilities
41 Application Postgresql Postgresql 8.2.2 Version Details Vulnerabilities
42 Application Postgresql Postgresql 8.2.3 Version Details Vulnerabilities
43 Application Postgresql Postgresql 8.2.4 Version Details Vulnerabilities
44 Application Postgresql Postgresql 8.2.5 Version Details Vulnerabilities
45 Application Tcl Tk Tcl Tk 8.4.16 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Postgresql Postgresql 44
Tcl Tk Tcl Tk 1

- References For CVE-2007-4772
XF postgresql-regular-expression-dos(39497) CONFIRM
VUPEN ADV-2008-1744
VUPEN ADV-2008-1071
VUPEN ADV-2008-0109
REDHAT RHSA-2008:0134
BUGTRAQ 20080107 PostgreSQL 2007-01-07 Cumulative Security Release
BUGTRAQ 20080115 rPSA-2008-0016-1 postgresql postgresql-server
BUGTRAQ 20080604 VMSA-2008-0009 Updates to VMware Workstation, VMware Player, VMware ACE, VMware Fusion, VMware Server, VMware VIX API, VMware ESX, VMware ESXi resolve critical security issues
BID 27163 PostgreSQL Multiple Privilege Escalation and Denial of Service Vulnerabilities Release Date:2013-02-11
REDHAT RHSA-2008:0040
REDHAT RHSA-2008:0038
SUSE SUSE-SA:2008:005
SUSE openSUSE-SU-2016:0531
REDHAT RHSA-2013:0122
SUSE SUSE-SU-2016:0677
SUSE openSUSE-SU-2016:0578
GENTOO GLSA-200801-15
SUSE SUSE-SU-2016:0555

- Metasploit Modules Related To CVE-2007-4772

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

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