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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…
Medium4.0EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.0 | AV:N/AC:H/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Weakness
Affected products
n/a
- affected n/a
References (4)
- http://www.cl.cam.ac.uk/~rja14/Papers/psandqs.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://polarssl.org/trac/wiki/SecurityAdvisory201101 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.nessus.org/plugins/index.php?view=single&id=53360 (opens in a new tab)x_refsource_MISCx_transferred
- 46670 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2011-1923)Record last updated .