CVE-2016-2571

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    CVE-2016-2571

    Published: 27 Feb 2016Last Modified: 8 Jul 2026

    Summary:

    Details: http.cc in Squid 3.x before 3.5.15 and 4.x before 4.0.7 proceeds with the storage of certain data after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response.

    References: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html, http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html, http://www.openwall.com/lists/oss-security/2016/02/26/2, http://www.securitytracker.com/id/1035101, http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch, http://www.squid-cache.org/Versions/v4/changesets/squid-4-14548.patch, https://usn.ubuntu.com/3557-1/, http://rhn.redhat.com/errata/RHSA-2016-2600.html, http://www.debian.org/security/2016/dsa-3522, http://www.squid-cache.org/Advisories/SQUID-2016_2.txt, http://www.ubuntu.com/usn/USN-2921-1, https://security.gentoo.org/glsa/201607-01

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0320456309188a9afce413751566c775374f739b
    Fixed -None

    Affected versions

    3.0.stable1
    3.0.stable10
    3.0.stable11
    3.0.stable11-rc1
    3.0.stable12
    3.0.stable13
    3.0.stable14
    3.0.stable15
    3.0.stable16
    3.0.stable16-rc1
    3.0.stable17
    3.0.stable18
    3.0.stable19
    3.0.stable2
    3.0.stable20
    3.0.stable21
    3.0.stable22
    3.0.stable23
    3.0.stable24
    3.0.stable25
    3.0.stable3
    3.0.stable4
    3.0.stable5
    3.0.stable6
    3.0.stable7
    3.0.stable8
    3.0.stable9

    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-2016-2571 | CVE-DB