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TI-2015-01917 Aliases CVE-2015-2141GHSA-xm6q-j5wx-7362

The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does…

Priority LOW 28CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
Partial · None · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-200.

Summary

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.

Why it matters now

EPSS 0.02858 86th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:cryptopp:crypto\+\+_library:5.6.2:*:*:*:*:*:*:*5.6.2VulnerableCryptopp
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*13.1VulnerableopenSUSE
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*13.2VulnerableopenSUSE
  • cpe:2.3:a:cryptopp:crypto\+\+_library:5.6.2:*:*:*:*:*:*:* Versions 5.6.2 Vulnerable ·Cryptopp
  • cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
  • cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-2141
  2. 2026-10-03 Alias added: GHSA-xm6q-j5wx-7362

References

Advisory 2

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences