Products
Matrix libolm (Olm)
- 3.2.16 and before
Source
cve@mitre.org
Tags
CVE-2024-45191 details
Published : Aug. 22, 2024, 4:15 p.m.
Last Modified : Aug. 22, 2024, 9:35 p.m.
Last Modified : Aug. 22, 2024, 9:35 p.m.
Description
An issue was discovered in Matrix libolm (aka Olm) 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. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
CVSS Score
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9.8 | 10 |
|---|
Weakness
| Weakness | Name | Description |
|---|---|---|
| CWE-208 | Observable Timing Discrepancy | Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not. |
CVSS Data
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
9.8
Exploitability Score
3.9
Impact Score
5.9
Base Severity
CRITICAL
Vector String : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
| URL | Source |
|---|---|
| https://gitlab.matrix.org/matrix-org/olm/ | cve@mitre.org |
| https://gitlab.matrix.org/matrix-org/olm/-/commit/6d4b5b07887821a95b144091c8497d09d377f985 | cve@mitre.org |
| https://news.ycombinator.com/item?id=41249371 | cve@mitre.org |
| https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/ | cve@mitre.org |
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