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redhatRedHatRHSA-2020:4082
HistorySep 30, 2020 - 12:17 a.m.

(RHSA-2020:4082) Important: squid security update

2020-09-3000:17:14
access.redhat.com
61

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.931 High

EPSS

Percentile

99.0%

JSON

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.

Security Fix(es):

  • squid: HTTP Request Smuggling could result in cache poisoning (CVE-2020-15810)

  • squid: HTTP Request Splitting could result in cache poisoning (CVE-2020-15811)

  • squid: Information Disclosure issue in FTP Gateway (CVE-2019-12528)

  • squid: Improper input validation issues in HTTP Request processing (CVE-2020-8449)

  • squid: Buffer overflow in reverse-proxy configurations (CVE-2020-8450)

  • squid: Request smuggling and poisoning attack against the HTTP cache (CVE-2020-15049)

  • squid: Improper input validation could result in a DoS (CVE-2020-24606)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
RedHat7s390xsquid-migration-script< 3.5.20-17.el7_9.4squid-migration-script-3.5.20-17.el7_9.4.s390x.rpm
RedHat7ppc64squid< 3.5.20-17.el7_9.4squid-3.5.20-17.el7_9.4.ppc64.rpm
RedHat7x86_64squid-debuginfo< 3.5.20-17.el7_9.4squid-debuginfo-3.5.20-17.el7_9.4.x86_64.rpm
RedHat7ppc64squid-migration-script< 3.5.20-17.el7_9.4squid-migration-script-3.5.20-17.el7_9.4.ppc64.rpm
RedHat7ppc64squid-debuginfo< 3.5.20-17.el7_9.4squid-debuginfo-3.5.20-17.el7_9.4.ppc64.rpm
RedHat7x86_64squid< 3.5.20-17.el7_9.4squid-3.5.20-17.el7_9.4.x86_64.rpm
RedHat7s390xsquid-debuginfo< 3.5.20-17.el7_9.4squid-debuginfo-3.5.20-17.el7_9.4.s390x.rpm
RedHat7s390xsquid-sysvinit< 3.5.20-17.el7_9.4squid-sysvinit-3.5.20-17.el7_9.4.s390x.rpm
RedHat7ppc64squid-sysvinit< 3.5.20-17.el7_9.4squid-sysvinit-3.5.20-17.el7_9.4.ppc64.rpm
RedHat7x86_64squid-sysvinit< 3.5.20-17.el7_9.4squid-sysvinit-3.5.20-17.el7_9.4.x86_64.rpm
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8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.931 High

EPSS

Percentile

99.0%

JSON
Related for RHSA-2020:4082
nessus59amazon3centos1suse4openvas39debian3osv14ubuntu3oraclelinux3fedora6mageia2freebsd1redhat2rocky2ubuntucve7cloudlinux2hackerone2gentoo1alpinelinux7prion7veracode7debiancve7redhatcve7rosalinux1cve7almalinux1altlinux1