GHSA-qg5g-gv98-5ffh

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    GHSA-qg5g-gv98-5ffh

    Published: 25 Nov 2024Last Modified: 10 Sept 2026

    Summary: rustls network-reachable panic in `Acceptor::accept`

    Details: A bug introduced in rustls 0.23.13 leads to a panic if the received TLS ClientHello is fragmented. Only servers that use `rustls::server::Acceptor::accept()` are affected. Servers that use `tokio-rustls`'s `LazyConfigAcceptor` API are affected. Servers that use `tokio-rustls`'s `TlsAcceptor` API are not affected. Servers that use `rustls-ffi`'s `rustls_acceptor_accept` API are affected.

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

    Affected packages

    Package

    Name: rustls

    Purl: pkg:cargo/rustls

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0.23.13
    Fixed -0.23.18

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-qg5g-gv98-5ffh | CVE-DB