Panic Vulnerability in Rust's Rustls Crate Affecting TLS ClientHello
CVE-2024-58254

5.3MEDIUM

Key Information:

Vendor

Rustls Project

Status
Rustls
Vendor
CVE Published:
5 July 2025

What is CVE-2024-58254?

A vulnerability has been identified in the rustls crate, specifically in versions prior to 0.23.18. When the rustls::server::Acceptor::accept function is invoked, it may encounter a panic due to a fragmented TLS ClientHello message. This can lead to unexpected behavior, impacting the stability and security of applications relying on this crate. Developers using rustls need to update to the latest version to mitigate potential security risks.

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Deploy the Patch

Affected Version(s)

Rustls 0.23.13 < 0.23.18

References

https://github.com/rustls/rustls/issues/2227
https://rustsec.org/advisories/RUSTSEC-2024-0399.html
https://crates.io/crates/rustls

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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