CVE-2023-24609
- Reference to the description:
- Description:
- Matrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. An attacked device calculates an SHA-2 hash over at least 65 KB (in RAM). With a large number of crafted TLS messages, the CPU becomes heavily loaded. This occurs in tls13VerifyBinder and tls13TranscriptHashUpdate.
- Last updated date:
- 01/03/2024
- Type:
- exploit
- Confidence:
- HIGH
- Date of publishing:
- 01/03/2024
- Reference url to background
https://www.telekom.com/en/company/data-privacy-and-security/news/advisories-504842