Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Matrix | Olm | <= 3.2.16 |
Related Weaknesses (CWE)
References
- https://gitlab.matrix.org/matrix-org/olm/Product
- https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497dPatch
- https://news.ycombinator.com/item?id=41249371Issue Tracking
- https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/Exploit
FAQ
What is CVE-2024-45191?
CVE-2024-45191 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 th...
How severe is CVE-2024-45191?
CVE-2024-45191 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-45191?
Check the references section above for vendor advisories and patch information. Affected products include: Matrix Olm.