CVE-2024-5288 Safe-error attack on TLS 1.3 Protocol
Attackers can recover ECDSA private keys from wolfSSL servers using Rowhammer faults when specific fault-checking options are enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-5288?
CVE-2024-5288 is a medium-severity vulnerability in Wolfssl Wolfssl, published on 27 Aug 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in wolfSSL before 5.7.0. A safe-error attack via Rowhammer, namely FAULT+PROBE, leads to ECDSA key disclosure. When WOLFSSL_CHECK_SIG_FAULTS is used in signing operations with private ECC keys,
such as in server-side TLS connections, the connection is halted if any fault occurs. The success rate in a certain amount of connection requests can be processed via an advanced technique for ECDSA key recovery.
Weakness: CWE-922
Which versions are affected by CVE-2024-5288?
It affects 1 product.
Products include Wolfssl Wolfssl.
How do I fix CVE-2024-5288?
Upgrade to a fixed version.
Is CVE-2024-5288 being exploited?
There is no known exploitation of CVE-2024-5288 in the wild and no public exploit code.
Other vulnerabilities in Wolfssl Wolfssl
Sources
Also known as DEBIAN-CVE-2024-5288, GHSA-rrg9-cmw9-3pwx, JLSEC-2026-683, UBUNTU-CVE-2024-5288.