CVE-2011-1923

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Summary

CVECVE-2011-1923
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-06-20 17:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe Diffie-Hellman key-exchange implementation in dhm.c in PolarSSL before 0.14.2 does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-5095.

Risk And Classification

Primary CVSS: v2.0 4 from [email protected]

AV:N/AC:H/Au:N/C:P/I:P/A:N

Problem Types: CWE-310 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:H/Au:N/C:P/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Polarssl Polarssl 0.10.0 All All All
Application Polarssl Polarssl 0.10.1 All All All
Application Polarssl Polarssl 0.11.0 All All All
Application Polarssl Polarssl 0.11.1 All All All
Application Polarssl Polarssl 0.12.0 All All All
Application Polarssl Polarssl 0.12.1 All All All
Application Polarssl Polarssl 0.13.1 All All All
Application Polarssl Polarssl All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
PolarSSL Diffie Hellman Key Exchange Security Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf af854a3a-2127-422b-91ae-364da2661108 www.cl.cam.ac.uk
Nessus Plugin ID 53360 | Tenable Network Security af854a3a-2127-422b-91ae-364da2661108 www.nessus.org
SecurityAdvisory201101 – PolarSSL Trac page af854a3a-2127-422b-91ae-364da2661108 polarssl.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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