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CVE-2012-0840

Date: February 10, 2012

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.

Language: C

Severity Score

Related Resources (13)

https://exchange.xforce.ibmcloud.com/vulnerabilities/73096
http://www.mandriva.com/security/advisories?name=MDVSA-2012:019
http://secunia.com/advisories/47862
http://svn.apache.org/viewvc?rev=1231605&view=rev
http://www.mail-archive.com/dev%40apr.apache.org/msg24439.html
http://openwall.com/lists/oss-security/2012/02/08/3
http://openwall.com/lists/oss-security/2012/02/09/1
https://access.redhat.com/security/cve/CVE-2012-0840
http://mail-archives.apache.org/mod_mbox/apr-commits/201201.mbox/%3C20120115003715.071D423888FD%40eris.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2012-0840
http://www.mail-archive.com/dev%40apr.apache.org/msg24472.html
http://www.mail-archive.com/dev%40apr.apache.org/msg24473.html
https://www.mend.io/vulnerability-database/CVE-2012-0840

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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