CVE-2021-27577

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    CVE-2021-27577

    Published: 29 Jun 2021Last Modified: 8 Jul 2026

    Summary:

    Details: Incorrect handling of url fragment vulnerability of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.0 to 8.1.1, 9.0.0 to 9.0.1.

    References: https://lists.apache.org/thread.html/ra1a41ff92a70d25bf576d7da2590575e8ff430393a3f4a0c34de4277%40%3Cusers.trafficserver.apache.org%3E, https://www.debian.org/security/2021/dsa-4957

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 6c1c6cf20e7d0e287d697a0f4181436013d17c30
    Fixed -None

    Affected versions

    9.0.1-rc1
    9.0.1
    9.0.1-rc0
    9.0.0-rc1
    9.0.0

    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-2021-27577 | CVE-DB