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CVE-2015-2141
The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does not properly blind private key operations for the…
Medium5.0EPSS 2.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does not properly blind private key operations for the Rabin-Williams digital signature algorithm, which allows remote attackers to obtain private keys via a timing attack.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (5)
- DSA-3296 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 75467 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://sourceforge.net/p/cryptopp/code/542/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2015:1271 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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)
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[](https://trackcve.app/cve/CVE-2015-2141)Record last updated .