CVE-2024-45191

MEDIUM EPSS 36.2%
Published Aug 22, 20241y ago · Modified Jun 17, 20261w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Aug 22, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.3
Exploitability
1.6
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
36.2% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-208

Affected Products 1

VendorProductVersionRange
matrixolm* ≤3.2.16

References 4

  • gitlab.matrix.org https://gitlab.matrix.org/matrix-org/olm/
    Product
  • gitlab.matrix.org https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497d09d377f985
    Patch
  • news.ycombinator.com https://news.ycombinator.com/item?id=41249371
    Issue Tracking
  • soatok.blog https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/
    Exploit

Remediation

  • gitlab.matrix.org https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497d09d377f985
    Patch