CVE-2022-31778

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    CVE-2022-31778

    Published: 10 Aug 2022Last Modified: 21 Oct 2026

    Summary: Transfer-Encoding not treated as hop-by-hop

    Details: Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.

    References: https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31778.json, https://nvd.nist.gov/vuln/detail/CVE-2022-31778, https://www.debian.org/security/2022/dsa-5206, https://lists.debian.org/debian-lts-announce/2023/04/msg00007.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- b310e3566f58dd04ec2b15b111ec86ea70e20019
    Fixed -None

    Affected versions

    8.1.4-rc0
    8.1.4
    8.1.3-rc1
    8.1.3
    8.1.3-rc0
    8.1.2-rc0
    8.1.1-rc0
    8.1.1
    8.1.0-rc0
    8.1.0

    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