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Test ID:1.3.6.1.4.1.25623.1.0.844622
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory for squid3 (USN-4551-1)
Summary:The remote host is missing an update for the 'squid3'; package(s) announced via the USN-4551-1 advisory.
Description:Summary:
The remote host is missing an update for the 'squid3'
package(s) announced via the USN-4551-1 advisory.

Vulnerability Insight:
Alex Rousskov and Amit Klein discovered that Squid incorrectly handled
certain Content-Length headers. A remote attacker could possibly use this
issue to perform an HTTP request smuggling attack, resulting in cache
poisoning. (CVE-2020-15049)

Amit Klein discovered that Squid incorrectly validated certain data. A
remote attacker could possibly use this issue to perform an HTTP request
smuggling attack, resulting in cache poisoning. (CVE-2020-15810)

Régis Leroy discovered that Squid incorrectly validated certain data. A
remote attacker could possibly use this issue to perform an HTTP request
splitting attack, resulting in cache poisoning. (CVE-2020-15811)

Lubos Uhliarik discovered that Squid incorrectly handled certain Cache
Digest response messages sent by trusted peers. A remote attacker could
possibly use this issue to cause Squid to consume resources, resulting in a
denial of service. (CVE-2020-24606)

Affected Software/OS:
'squid3' package(s) on Ubuntu 18.04 LTS, Ubuntu 16.04 LTS.

Solution:
Please install the updated package(s).

CVSS Score:
7.1

CVSS Vector:
AV:N/AC:M/Au:N/C:N/I:N/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-15049
Common Vulnerability Exposure (CVE) ID: CVE-2020-15810
Common Vulnerability Exposure (CVE) ID: CVE-2020-15811
Common Vulnerability Exposure (CVE) ID: CVE-2020-24606
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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