VulnerabilityModified
CVE-2011-5095
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, 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…
MEDIUM 4.0EPSS 2.09%
Does this matter?
Lower severity and a low EPSS score (2.09%). Track it; it rarely justifies an emergency change on its own.
Description
The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, 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-2011-1923.
- CVSS 2.0
- 4.0 MEDIUMAV:N/AC:H/Au:N/C:P/I:P/A:N
- EPSS
- 2.09% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310
- Affected
- openssl/openssl
- Source
- cve@mitre.org
References
- http://www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf
- http://www.nessus.org/plugins/index.php?view=single&id=53360
- https://discussions.nessus.org/thread/3381
- http://www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf
- http://www.nessus.org/plugins/index.php?view=single&id=53360
- https://discussions.nessus.org/thread/3381
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.