CVE-2022-26498

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    CVE-2022-26498

    Published: 15 Apr 2022Last Modified: 12 Aug 2026

    Summary:

    Details: An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.25.2, 18.11.2, and 19.3.2.

    References: http://packetstormsecurity.com/files/166744/Asterisk-Project-Security-Advisory-AST-2022-001.html, http://packetstormsecurity.com/files/172139/Shannon-Baseband-chatroom-SDP-Attribute-Memory-Corruption.html, https://downloads.asterisk.org/pub/security/, https://downloads.asterisk.org/pub/security/AST-2022-001.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/26xxx/CVE-2022-26498.json, https://nvd.nist.gov/vuln/detail/CVE-2022-26498, https://www.debian.org/security/2022/dsa-5285, https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- b240b843312850b724c5a37340d61101a613d8d1
    Fixed -None

    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
    CVE-2022-26498 | CVE-DB