CVEvulnerability
CVE-2022-48570
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-08-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-787
Description
Crypto++ through 8.4 contains a timing side channel in ECDSA signature generation. Function FixedSizeAllocatorWithCleanup could write to memory outside of the allocation if the allocated memory was not 16-byte aligned. NOTE: this issue exists because the CVE-2019-14318 fix was intentionally removed for functionality reasons.
Affected configurations
• cryptopp crypto\+\+ (<= 8.4.0)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://github.com/weidai11/cryptopp/issues/992 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0 Release Notes
- https://github.com/weidai11/cryptopp/issues/992 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0 Release Notes