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Jruby CVE-2012-5370

MEDIUM
Cryptographic Issues (CWE-310)
2012-11-28 cve@mitre.org
5.0
CVSS 2.0 · NVD
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Severity by source

NVD PRIMARY
5.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:L/Au:N/C:N/I:N/A:P
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
None
Availability
P

Lifecycle Timeline

1
CVE Published
Nov 28, 2012 - 13:03 cve.org
MEDIUM 5.0

DescriptionCVE.org

JRuby computes hash values without properly 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, as demonstrated by a universal multicollision attack against the MurmurHash2 algorithm, a different vulnerability than CVE-2011-4838.

AnalysisAI

JRuby computes hash values without properly restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-310. JRuby computes hash values without properly 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, as demonstrated by a universal multicollision attack against the MurmurHash2 algorithm, a different vulnerability than CVE-2011-4838. Affected products include: Jruby.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2012-5370 vulnerability details – vuln.today

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