What’s Vulnerable › Vulnerabilities

CVE-2022-48570

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-22 · updated 2026-06-17
• Weakness: 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 products

• Cryptopp Crypto++: through 8.4.0

References

• https://github.com/weidai11/cryptopp/issues/992
• https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0
• https://github.com/weidai11/cryptopp/issues/992
• https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0

Get alerted when CVE-2022-48570 or the next vulnerability affects your stack