CVE-2012-0840
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 43.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 43.35% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- apache/portable runtime
- Source
- secalert@redhat.com
References
- http://mail-archives.apache.org/mod_mbox/apr-commits/201201.mbox/%3C20120115003715.071D423888FD%40eris.apache.org%3E
- http://openwall.com/lists/oss-security/2012/02/08/3
- http://openwall.com/lists/oss-security/2012/02/09/1
- http://secunia.com/advisories/47862Vendor Advisory
- http://svn.apache.org/viewvc?rev=1231605&view=revPatch
- http://www.mail-archive.com/dev%40apr.apache.org/msg24439.html
- http://www.mail-archive.com/dev%40apr.apache.org/msg24472.html
- http://www.mail-archive.com/dev%40apr.apache.org/msg24473.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:019
- https://exchange.xforce.ibmcloud.com/vulnerabilities/73096
- http://mail-archives.apache.org/mod_mbox/apr-commits/201201.mbox/%3C20120115003715.071D423888FD%40eris.apache.org%3E
- http://openwall.com/lists/oss-security/2012/02/08/3
- http://openwall.com/lists/oss-security/2012/02/09/1
- http://secunia.com/advisories/47862Vendor Advisory
- http://svn.apache.org/viewvc?rev=1231605&view=revPatch
- http://www.mail-archive.com/dev%40apr.apache.org/msg24439.html
- http://www.mail-archive.com/dev%40apr.apache.org/msg24472.html
- http://www.mail-archive.com/dev%40apr.apache.org/msg24473.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:019
- https://exchange.xforce.ibmcloud.com/vulnerabilities/73096
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.