CVE-2024-45191 Information disclosure in n/a

Medium 5.3 Published Updated

Cache-timing side-channel in libolm's AES implementation allows attackers to potentially recover sensitive cryptographic data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-45191?

CVE-2024-45191 is a medium-severity vulnerability in n/a, published on 22 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-208

Which versions are affected by CVE-2024-45191?

It affects 1 product.

Products include Matrix Olm.

How do I fix CVE-2024-45191?

No fix has been published for CVE-2024-45191 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-45191 being exploited?

There is no known exploitation of CVE-2024-45191 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2024-45191, ECHO-9954-5ee2-faac, GHSA-gc66-2jq6-66c6, UBUNTU-CVE-2024-45191.

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