7.5
HIGH
CVE-2006-0645
GnuTLS libtasn1 Out-of-Bounds Access Denial of Service/RCE
Description

Tiny ASN.1 Library (libtasn1) before 0.2.18, as used by (1) GnuTLS 1.2.x before 1.2.10 and 1.3.x before 1.3.4, and (2) GNU Shishi, allows attackers to crash the DER decoder and possibly execute arbitrary code via "out-of-bounds access" caused by invalid input, as demonstrated by the ProtoVer SSL test suite.

INFO

Published Date :

Feb. 10, 2006, 6:06 p.m.

Last Modified :

April 3, 2025, 1:03 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2006-0645 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Free_software_foundation_inc. libtasn1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2006-0645.

URL Resource
http://josefsson.org/cgi-bin/viewcvs.cgi/gnutls/tests/certder.c?view=markup
http://josefsson.org/cgi-bin/viewcvs.cgi/libtasn1/NEWS?root=gnupg-mirror&view=markup
http://josefsson.org/gnutls/releases/libtasn1/libtasn1-0.2.18-from-0.2.17.patch
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001058.html
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001059.html
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001060.html
http://rhn.redhat.com/errata/RHSA-2006-0207.html
http://secunia.com/advisories/18794
http://secunia.com/advisories/18815
http://secunia.com/advisories/18830
http://secunia.com/advisories/18832
http://secunia.com/advisories/18898
http://secunia.com/advisories/18918
http://secunia.com/advisories/19080
http://secunia.com/advisories/19092
http://securityreason.com/securityalert/446
http://securitytracker.com/id?1015612
http://www.debian.org/security/2006/dsa-985
http://www.debian.org/security/2006/dsa-986
http://www.gentoo.org/security/en/glsa/glsa-200602-08.xml
http://www.gleg.net/protover_ssl.shtml
http://www.mandriva.com/security/advisories?name=MDKSA-2006:039
http://www.osvdb.org/23054
http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00043.html
http://www.securityfocus.com/archive/1/424538/100/0/threaded
http://www.securityfocus.com/bid/16568
http://www.trustix.org/errata/2006/0008
http://www.vupen.com/english/advisories/2006/0496
https://exchange.xforce.ibmcloud.com/vulnerabilities/24606
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10540
https://usn.ubuntu.com/251-1/
http://josefsson.org/cgi-bin/viewcvs.cgi/gnutls/tests/certder.c?view=markup
http://josefsson.org/cgi-bin/viewcvs.cgi/libtasn1/NEWS?root=gnupg-mirror&view=markup
http://josefsson.org/gnutls/releases/libtasn1/libtasn1-0.2.18-from-0.2.17.patch
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001058.html
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001059.html
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001060.html
http://rhn.redhat.com/errata/RHSA-2006-0207.html
http://secunia.com/advisories/18794
http://secunia.com/advisories/18815
http://secunia.com/advisories/18830
http://secunia.com/advisories/18832
http://secunia.com/advisories/18898
http://secunia.com/advisories/18918
http://secunia.com/advisories/19080
http://secunia.com/advisories/19092
http://securityreason.com/securityalert/446
http://securitytracker.com/id?1015612
http://www.debian.org/security/2006/dsa-985
http://www.debian.org/security/2006/dsa-986
http://www.gentoo.org/security/en/glsa/glsa-200602-08.xml
http://www.gleg.net/protover_ssl.shtml
http://www.mandriva.com/security/advisories?name=MDKSA-2006:039
http://www.osvdb.org/23054
http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00043.html
http://www.securityfocus.com/archive/1/424538/100/0/threaded
http://www.securityfocus.com/bid/16568
http://www.trustix.org/errata/2006/0008
http://www.vupen.com/english/advisories/2006/0496
https://exchange.xforce.ibmcloud.com/vulnerabilities/24606
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10540
https://usn.ubuntu.com/251-1/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2006-0645 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2006-0645 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://josefsson.org/cgi-bin/viewcvs.cgi/gnutls/tests/certder.c?view=markup
    Added Reference http://josefsson.org/cgi-bin/viewcvs.cgi/libtasn1/NEWS?root=gnupg-mirror&view=markup
    Added Reference http://josefsson.org/gnutls/releases/libtasn1/libtasn1-0.2.18-from-0.2.17.patch
    Added Reference http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001058.html
    Added Reference http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001059.html
    Added Reference http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001060.html
    Added Reference http://rhn.redhat.com/errata/RHSA-2006-0207.html
    Added Reference http://secunia.com/advisories/18794
    Added Reference http://secunia.com/advisories/18815
    Added Reference http://secunia.com/advisories/18830
    Added Reference http://secunia.com/advisories/18832
    Added Reference http://secunia.com/advisories/18898
    Added Reference http://secunia.com/advisories/18918
    Added Reference http://secunia.com/advisories/19080
    Added Reference http://secunia.com/advisories/19092
    Added Reference http://securityreason.com/securityalert/446
    Added Reference http://securitytracker.com/id?1015612
    Added Reference http://www.debian.org/security/2006/dsa-985
    Added Reference http://www.debian.org/security/2006/dsa-986
    Added Reference http://www.gentoo.org/security/en/glsa/glsa-200602-08.xml
    Added Reference http://www.gleg.net/protover_ssl.shtml
    Added Reference http://www.mandriva.com/security/advisories?name=MDKSA-2006:039
    Added Reference http://www.osvdb.org/23054
    Added Reference http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00043.html
    Added Reference http://www.securityfocus.com/archive/1/424538/100/0/threaded
    Added Reference http://www.securityfocus.com/bid/16568
    Added Reference http://www.trustix.org/errata/2006/0008
    Added Reference http://www.vupen.com/english/advisories/2006/0496
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/24606
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10540
    Added Reference https://usn.ubuntu.com/251-1/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 19, 2018

    Action Type Old Value New Value
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/424538/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/424538/100/0/threaded [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 03, 2018

    Action Type Old Value New Value
    Removed Reference http://www.ubuntulinux.org/support/documentation/usn/usn-251-1 [No Types Assigned]
    Added Reference https://usn.ubuntu.com/251-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 11, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10540 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10540 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 20, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/24606 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/24606 [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 12, 2006

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2006-0645 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2006-0645 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

4.39 }} -3.94%

score

0.87929

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability
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Latest DB Update: May. 14, 2025 6:41