high
7.5
Advisory Published
Updated

CVE-2019-12528

First published: Tue Feb 04 2020(Updated: )

An issue was discovered in Squid before 4.10. It allows a crafted FTP server to trigger disclosure of sensitive information from heap memory, such as information associated with other users' sessions or non-Squid processes.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Squid-Cache Squid<4.10
Fedoraproject Fedora=30
Fedoraproject Fedora=31
Debian Debian Linux=9.0
Debian Debian Linux=10.0
openSUSE Leap=15.1
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
IBM Security Guardium<=10.5
IBM Security Guardium<=10.6
IBM Security Guardium<=11.0
IBM Security Guardium<=11.1
IBM Security Guardium<=11.2
IBM Security Guardium<=11.3
ubuntu/squid<4.9-2ubuntu4
4.9-2ubuntu4
ubuntu/squid<4.8-1ubuntu2.2
4.8-1ubuntu2.2
ubuntu/squid<4.9-2ubuntu4
4.9-2ubuntu4
ubuntu/squid<4.9-2ubuntu4
4.9-2ubuntu4
ubuntu/squid3<3.5.27-1ubuntu1.5
3.5.27-1ubuntu1.5
ubuntu/squid3<3.5.12-1ubuntu7.10
3.5.12-1ubuntu7.10
debian/squid
4.6-1+deb10u7
4.6-1+deb10u10
4.13-10+deb11u2
4.13-10+deb11u3
5.7-2
5.7-2+deb12u1
6.6-1
6.9-1

Remedy

http://www.squid-cache.org/Versions/v4/changesets/squid-4-c1bebac9c1135b7add6589db35c62f16db195b8f.patch

Remedy

http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8cdb18ca1829a0b7faa1c9e472604ed0e7e105ac.patch

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2019-12528?

    CVE-2019-12528 is a vulnerability in Squid that allows a crafted FTP server to trigger disclosure of sensitive information.

  • How severe is CVE-2019-12528?

    CVE-2019-12528 has a severity level of 7.5 (high).

  • Which software versions are affected by CVE-2019-12528?

    The affected software versions include Squid 4.6-1+deb10u7, 4.6-1+deb10u8, 4.13-10+deb11u2, 5.7-2, and 6.3-1.

  • How can I fix CVE-2019-12528?

    To fix CVE-2019-12528, update Squid to version 4.10 or later.

  • Where can I find more information about CVE-2019-12528?

    You can find more information about CVE-2019-12528 at the following references: http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html, http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html

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