Vulnerability CVE-2012-0839
Published: 2012-02-08   Modified: 2012-02-13

Description:
OCaml 3.12.1 and earlier 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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Inria -> Ocaml 

 References:
http://www.ocert.org/advisories/ocert-2011-003.html
http://www.nruns.com/_downloads/advisory28122011.pdf
http://www.mail-archive.com/caml-list@inria.fr/msg01478.html
http://www.mail-archive.com/caml-list@inria.fr/msg01477.html
http://secunia.com/advisories/47853
http://openwall.com/lists/oss-security/2012/02/07/2
http://openwall.com/lists/oss-security/2012/02/07/1
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