RUSTSEC-2023-0044

    Dashboard / Vulnerabilities / RUSTSEC-2023-0044

    RUSTSEC-2023-0044

    Published: 20 Jun 2023Last Modified: 28 Oct 2025

    Summary: `openssl` `X509VerifyParamRef::set_host` buffer over-read

    Details: When this function was passed an empty string, `openssl` would attempt to call `strlen` on it, reading arbitrary memory until it reached a NUL byte.

    References: https://crates.io/crates/openssl, https://rustsec.org/advisories/RUSTSEC-2023-0044.html, https://github.com/sfackler/rust-openssl/issues/1965

    Affected packages

    Package

    Name: openssl

    Purl: pkg:cargo/openssl

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0.0.0-0
    Fixed -0.10.55

    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
    RUSTSEC-2023-0044 | CVE-DB