CVE-2022-48570

Crypto++ through 8.4 contains a timing side channel in ECDSA signature generation

published August 22, 2023

CVSS
—
EPSS
1%
Percentile
63.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01026 · 63.3th percentile
Published
2023-08-22T00:00Z
EPSS history
Timeline
  • 22 AUG 00:00Z
    Crypto++ through 8.4 contains a timing side channel in ECDSA signature generation
    cvelistv5