Description
An issue was discovered in Matrix libolm through 3.2.16. The AES implementation is vulnerable to cache-timing attacks due to use of S-boxes. This is related to software that uses a lookup table for the SubWord step. This refers to the libolm implementation of Olm. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
References (4)
Scores
CVSS v3
5.3
EPSS
0.0014
EPSS Percentile
34.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-208
Status
published
Products (1)
matrix/olm
< 3.2.16
Published
Aug 22, 2024
Tracked Since
Feb 18, 2026