Vulnerability Details : CVE-2022-48570
Potential exploit
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.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-48570
- cpe:2.3:a:cryptopp:crypto\+\+:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-48570
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-48570
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2022-48570
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-48570
-
https://github.com/weidai11/cryptopp/issues/992
AppVeyor failures after fixing FixedSizeSecBlock · Issue #992 · weidai11/cryptopp · GitHubExploit;Issue Tracking;Patch;Vendor Advisory
-
https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0
Release Crypto++ 8.4 release · weidai11/cryptopp · GitHubRelease Notes
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