ELSA-2020-4743: Security update for 3 packages

ELSA-2020-4743, released November 10, 2020, fixes 18 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.7179

99th percentile

Priority of the 18 CVEs

Patch now 0
                                Urgent 0
                                High 14
                                Routine 4

Fixed package versions

Product	Release	Fixed in
libecap	ol 8	0:1.0.1-2.module+el8.3.0+7819+eb7d4ef6
libecap-devel	ol 8	0:1.0.1-2.module+el8.3.0+7819+eb7d4ef6
squid	ol 8	7:4.11-3.module+el8.3.0+7819+eb7d4ef6

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2020-8450	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.3	0.7179	None reported
High	CVE-2019-18679	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.4306	None reported
High	CVE-2019-12526	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	9.8	0.2025	None reported
High	CVE-2019-12854	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.1172	None reported
High	CVE-2019-12528	squid-cgi: An issue was discovered in Squid before 4.10	7.5	0.1049	None reported
High	CVE-2019-18676	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.0918	None reported
High	CVE-2020-8449	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.0831	None reported
High	CVE-2020-15049	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	8.8	0.0534	None reported
High	CVE-2020-24606	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.0461	None reported
High	CVE-2019-12523	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	9.1	0.0430	None reported
High	CVE-2019-18677	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.4	0.0393	None reported
High	CVE-2019-12520	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.5	0.0392	None reported
High	CVE-2019-12524	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	9.8	0.0386	None reported
High	CVE-2020-14058	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	7.7	0.0254	None reported
Routine	CVE-2019-12529	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	5.9	0.0778	None reported
Routine	CVE-2019-18678	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	6.8	0.0620	None reported
Routine	CVE-2019-12521	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	5.9	0.0591	None reported
Routine	CVE-2019-18860	libecap: ELSA-2020-4743: squid:4 security, bug fix, and enhancement update (MODERATE)	6.1	0.0498	None reported

Also fixes CVE-2020-8450

RHSA-2020:4743
libecap, libecap-devel, squid on RHEL 8
squid 3.5.27-1ubuntu1.5
squid on Ubuntu 18.04.6 LTS (bionic)
squid 4.9-2ubuntu4
squid on Ubuntu 20.04 LTS (focal)
squid-cgi 3.5.27-1ubuntu1.5
squid-cgi on Ubuntu 18.04.6 LTS (bionic)
squid-cgi 4.9-2ubuntu4
squid-cgi on Ubuntu 20.04 LTS (focal)
squid-common 3.5.27-1ubuntu1.5
squid-common on Ubuntu 18.04.6 LTS (bionic)
squid-common 4.9-2ubuntu4
squid-common on Ubuntu 20.04 LTS (focal)
squid-purge 3.5.27-1ubuntu1.5
squid-purge on Ubuntu 18.04.6 LTS (bionic)

Vendor advisory

https://linux.oracle.com/errata/ELSA-2020-4743.html

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