Vulnerability Details CVE-2011-1923
The 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 49.5%
CVSS Severity
CVSS v2 Score 4.0
References
- http://polarssl.org/trac/wiki/SecurityAdvisory201101
- http://www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf
- http://www.nessus.org/plugins/index.php?view=single&id=53360
- http://www.securityfocus.com/bid/46670
- http://polarssl.org/trac/wiki/SecurityAdvisory201101
- http://www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf
- http://www.nessus.org/plugins/index.php?view=single&id=53360
- http://www.securityfocus.com/bid/46670
Products affected by CVE-2011-1923
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cpe:2.3:a:polarssl:polarssl:0.10.0
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cpe:2.3:a:polarssl:polarssl:0.10.1
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cpe:2.3:a:polarssl:polarssl:0.11.0
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cpe:2.3:a:polarssl:polarssl:0.11.1
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cpe:2.3:a:polarssl:polarssl:0.12.0
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cpe:2.3:a:polarssl:polarssl:0.12.1
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cpe:2.3:a:polarssl:polarssl:0.13.1
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cpe:2.3:a:polarssl:polarssl:0.14.0