CVE-2012-0840

N/A Unknown
Published: February 10, 2012 Modified: April 29, 2026
View on NVD

Description

tables/apr_hash.c in the Apache Portable Runtime (APR) library through 1.4.5 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://mail-archives.apache.org/mod_mbox/apr-commits/201201.mbox/%3C20120115003715.071D423888FD%40eris.apache.org%3E
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2012/02/08/3
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2012/02/09/1
Source: secalert@redhat.com
http://secunia.com/advisories/47862
Source: secalert@redhat.com
Vendor Advisory
http://svn.apache.org/viewvc?rev=1231605&view=rev
Source: secalert@redhat.com
Patch
http://www.mail-archive.com/dev%40apr.apache.org/msg24439.html
Source: secalert@redhat.com
http://www.mail-archive.com/dev%40apr.apache.org/msg24472.html
Source: secalert@redhat.com
http://www.mail-archive.com/dev%40apr.apache.org/msg24473.html
Source: secalert@redhat.com
http://www.mandriva.com/security/advisories?name=MDVSA-2012:019
Source: secalert@redhat.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/73096
Source: secalert@redhat.com
http://mail-archives.apache.org/mod_mbox/apr-commits/201201.mbox/%3C20120115003715.071D423888FD%40eris.apache.org%3E
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2012/02/08/3
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2012/02/09/1
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/47862
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://svn.apache.org/viewvc?rev=1231605&view=rev
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
http://www.mail-archive.com/dev%40apr.apache.org/msg24439.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.mail-archive.com/dev%40apr.apache.org/msg24472.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.mail-archive.com/dev%40apr.apache.org/msg24473.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.mandriva.com/security/advisories?name=MDVSA-2012:019
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/73096
Source: af854a3a-2127-422b-91ae-364da2661108

20 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
43.3%
99th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

apache

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