CVE-2006-0459
Flex SKL Buffer Overflow Vulnerability
Description
flex.skl in Will Estes and John Millaway Fast Lexical Analyzer Generator (flex) before 2.5.33 does not allocate enough memory for grammars containing (1) REJECT statements or (2) trailing context rules, which causes flex to generate code that contains a buffer overflow that might allow context-dependent attackers to execute arbitrary code.
INFO
Published Date :
March 29, 2006, 11:02 p.m.
Last Modified :
April 3, 2025, 1:03 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.4
Exploitability Score :
10.0
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-2006-0459.
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-2006-0459 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2006-0459 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.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://prdownloads.sourceforge.net/flex/flex-2.5.33.tar.bz2?download Added Reference http://secunia.com/advisories/19071 Added Reference http://secunia.com/advisories/19126 Added Reference http://secunia.com/advisories/19228 Added Reference http://secunia.com/advisories/19424 Added Reference http://securityreason.com/securityalert/570 Added Reference http://sourceforge.net/mailarchive/forum.php?thread_name=20060223020346.GA11231%40tabitha.home.tldz.org&forum_name=flex-announce Added Reference http://www.gentoo.org/security/en/glsa/glsa-200603-07.xml Added Reference http://www.osvdb.org/23440 Added Reference http://www.securityfocus.com/bid/16896 Added Reference http://www.us.debian.org/security/2006/dsa-1020 Added Reference http://www.vupen.com/english/advisories/2006/0770 Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/24995 Added Reference https://usn.ubuntu.com/260-1/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Oct. 06, 2023
Action Type Old Value New Value Changed Reference Type http://prdownloads.sourceforge.net/flex/flex-2.5.33.tar.bz2?download No Types Assigned http://prdownloads.sourceforge.net/flex/flex-2.5.33.tar.bz2?download Product Changed Reference Type http://securityreason.com/securityalert/570 No Types Assigned http://securityreason.com/securityalert/570 Third Party Advisory Changed Reference Type http://sourceforge.net/mailarchive/forum.php?thread_name=20060223020346.GA11231%40tabitha.home.tldz.org&forum_name=flex-announce No Types Assigned http://sourceforge.net/mailarchive/forum.php?thread_name=20060223020346.GA11231%40tabitha.home.tldz.org&forum_name=flex-announce Release Notes Changed Reference Type http://www.gentoo.org/security/en/glsa/glsa-200603-07.xml No Types Assigned http://www.gentoo.org/security/en/glsa/glsa-200603-07.xml Third Party Advisory Changed Reference Type http://www.osvdb.org/23440 Patch http://www.osvdb.org/23440 Broken Link, Patch Changed Reference Type http://www.securityfocus.com/bid/16896 Patch http://www.securityfocus.com/bid/16896 Patch, Third Party Advisory, VDB Entry Changed Reference Type http://www.vupen.com/english/advisories/2006/0770 No Types Assigned http://www.vupen.com/english/advisories/2006/0770 Broken Link, URL Repurposed Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/24995 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/24995 VDB Entry Changed Reference Type https://usn.ubuntu.com/260-1/ No Types Assigned https://usn.ubuntu.com/260-1/ Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:will_estes_and_john_millaway:flex:2.5.30:*:*:*:*:*:*:* *cpe:2.3:a:will_estes_and_john_millaway:flex:*:*:*:*:*:*:*:* versions up to (including) 2.5.32 OR *cpe:2.3:a:westes:flex:*:*:*:*:*:*:*:* versions up to (including) 2.5.32 -
CVE Modified by [email protected]
Oct. 03, 2018
Action Type Old Value New Value Removed Reference http://www.ubuntulinux.org/support/documentation/usn/usn-260-1 [No Types Assigned] Added Reference https://usn.ubuntu.com/260-1/ [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/24995 [Patch] Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/24995 [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 30, 2006
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2006-0459 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-2006-0459
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
4.56 }} -2.56%
score
0.88159
percentile