CVE-2023-40586

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    CVE-2023-40586

    Published: 25 Aug 2023Last Modified: 12 Aug 2026

    Summary: go package github.com/corazawaf/coraza is vulnerable to denial of service

    Details: OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/40xxx/CVE-2023-40586.json, https://github.com/corazawaf/coraza/security/advisories/GHSA-c2pj-v37r-2p6h, https://nvd.nist.gov/vuln/detail/CVE-2023-40586, https://github.com/corazawaf/coraza/commit/a5239ba3ce839e14d9b4f9486e1b4a403dcade8c

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- ad50864cfa00f5143fff7f6877847326fdc4b394
    Fixed -a5239ba3ce839e14d9b4f9486e1b4a403dcade8c

    Affected versions

    3.0.0

    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
    CVE-2023-40586 | CVE-DB