What’s Vulnerable › Vulnerabilities

CVE-2024-11738: Rustls: rustls network-reachable panic in `acceptor::accept`

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-12-06 · updated 2026-06-17
• Weakness: CWE-248

Description

A flaw was found in Rustls 0.23.13 and related APIs. This vulnerability allows denial of service (panic) via a fragmented TLS ClientHello message.

Affected products

• Rustls Project Rustls: 0.23.13

References

• https://access.redhat.com/security/cve/CVE-2024-11738
• https://bugzilla.redhat.com/show_bug.cgi?id=2328732
• https://github.com/advisories/GHSA-qg5g-gv98-5ffh
• https://github.com/rustls/rustls
• https://github.com/rustls/rustls/issues/2227
• https://rustsec.org/advisories/RUSTSEC-2024-0399.html

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