CVE-2011-4858
Apache Tomcat Hash Collision DOS Vulnerability
Description
Apache Tomcat before 5.5.35, 6.x before 6.0.35, and 7.x before 7.0.23 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
INFO
Published Date :
Jan. 5, 2012, 7:55 p.m.
Last Modified :
Nov. 21, 2024, 1:33 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.9
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-2011-4858
.
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-2011-4858
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2011-4858
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://mail-archives.apache.org/mod_mbox/tomcat-announce/201112.mbox/%3c4EFB9800.5010106%40apache.org%3e Added Reference http://marc.info/?l=bugtraq&m=132871655717248&w=2 Added Reference http://marc.info/?l=bugtraq&m=132871655717248&w=2 Added Reference http://marc.info/?l=bugtraq&m=133294394108746&w=2 Added Reference http://marc.info/?l=bugtraq&m=133294394108746&w=2 Added Reference http://marc.info/?l=bugtraq&m=136485229118404&w=2 Added Reference http://marc.info/?l=bugtraq&m=136485229118404&w=2 Added Reference http://rhn.redhat.com/errata/RHSA-2012-0074.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0075.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0076.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0077.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0078.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0089.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0325.html Added Reference http://rhn.redhat.com/errata/RHSA-2012-0406.html Added Reference http://secunia.com/advisories/48549 Added Reference http://secunia.com/advisories/48790 Added Reference http://secunia.com/advisories/48791 Added Reference http://secunia.com/advisories/54971 Added Reference http://secunia.com/advisories/55115 Added Reference http://tomcat.apache.org/tomcat-7.0-doc/changelog.html Added Reference http://www.debian.org/security/2012/dsa-2401 Added Reference http://www.kb.cert.org/vuls/id/903934 Added Reference http://www.nruns.com/_downloads/advisory28122011.pdf Added Reference http://www.ocert.org/advisories/ocert-2011-003.html Added Reference http://www.securityfocus.com/bid/51200 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=750521 Added Reference https://github.com/FireFart/HashCollision-DOS-POC/blob/master/HashtablePOC.py Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18886 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE http://mail-archives.apache.org/mod_mbox/tomcat-announce/201112.mbox/%3c4EFB9800.5010106%40apache.org%3e [No types assigned] Removed Reference MITRE http://mail-archives.apache.org/mod_mbox/tomcat-announce/201112.mbox/%[email protected]%3e -
CVE Modified by [email protected]
Jan. 09, 2018
Action Type Old Value New Value Added Reference http://marc.info/?l=bugtraq&m=133294394108746&w=2 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 06, 2017
Action Type Old Value New Value Added Reference http://secunia.com/advisories/48549 [No Types Assigned] -
CVE Modified by [email protected]
Sep. 19, 2017
Action Type Old Value New Value Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:18886 [No Types Assigned] Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18886 [No Types Assigned] -
CVE Modified by [email protected]
May. 23, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/51200 [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 05, 2012
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-2011-4858
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-2011-4858
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
80.92 }} 15.79%
score
0.98577
percentile