UBUNTU-CVE-2021-27577

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    UBUNTU-CVE-2021-27577

    Published: 29 Jun 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-27577

    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://ubuntu.com/security/CVE-2021-27577, https://lists.apache.org/thread.html/ra1a41ff92a70d25bf576d7da2590575e8ff430393a3f4a0c34de4277%40%3Cannounce.trafficserver.apache.org%3E, https://github.com/apache/trafficserver/pull/7945, https://github.com/apache/trafficserver/commit/2b13eb33794574e62249997b4ba654d943a10f2d, https://github.com/apache/trafficserver/commit/b82a3d192f995fb9d78e1c44d51d9acca4783277, https://www.cve.org/CVERecord?id=CVE-2021-27577

    Affected packages

    Package

    Name: trafficserver

    Purl: pkg:deb/ubuntu/[email protected]+ds-3?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    7.0.0-5

    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
    UBUNTU-CVE-2021-27577 | CVE-DB