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[ALSA-2020:4743] squid:4 security, bug fix, and enhancement update

Severity Moderate
Affected Packages 9
CVEs 18
Info Packages References Vulnerabilities

An update for the squid:4 module is now available for AlmaLinux AlmaLinux Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

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

The following packages have been upgraded to a later upstream version: squid (4.11). (BZ#1829467)

Security Fix(es):

  • squid: Improper input validation in request allows for proxy manipulation (CVE-2019-12520)

  • squid: Off-by-one error in addStackElement allows for heap buffer overflow and crash (CVE-2019-12521)

  • squid: Improper input validation in URI processor (CVE-2019-12523)

  • squid: Improper access restriction in url_regex may lead to security bypass (CVE-2019-12524)

  • squid: Heap overflow issue in URN processing (CVE-2019-12526)

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

  • squid: Out of bounds read in Proxy-Authorization header causes DoS (CVE-2019-12529)

  • squid: Denial of service in cachemgr.cgi (CVE-2019-12854)

  • squid: Buffer overflow in URI processor (CVE-2019-18676)

  • squid: Cross-Site Request Forgery issue in HTTP Request processing (CVE-2019-18677)

  • squid: HTTP Request Splitting issue in HTTP message processing (CVE-2019-18678)

  • squid: Information Disclosure issue in HTTP Digest Authentication (CVE-2019-18679)

  • squid: Mishandled HTML in the host parameter to cachemgr.cgi results in insecure behaviour (CVE-2019-18860)

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

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

  • squid: DoS in TLS handshake (CVE-2020-14058)

  • 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.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Package Affected Version
pkg:rpm/almalinux/squid?arch=x86_64&distro=almalinux-8.3 < 4.11-3.module_el8.3.0+6184+7808b5f9
pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.6 < 1.0.1-2.module_el8.6.0+2741+01592ae8
pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.4 < 1.0.1-2.module_el8.4.0+2339+2063f9d1
pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.1 < 1.0.1-2.module_el8.1.0+6030+78f2fc2a
pkg:rpm/almalinux/libecap?arch=aarch64&distro=almalinux-8.6 < 1.0.1-2.module_el8.6.0+2741+01592ae8
pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.6 < 1.0.1-2.module_el8.6.0+2741+01592ae8
pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.4 < 1.0.1-2.module_el8.4.0+2339+2063f9d1
pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.1 < 1.0.1-2.module_el8.1.0+6030+78f2fc2a
pkg:rpm/almalinux/libecap-devel?arch=aarch64&distro=almalinux-8.6 < 1.0.1-2.module_el8.6.0+2741+01592ae8
ID
ALSA-2020:4743
Severity
moderate
URL
https://errata.almalinux.org/ALSA-2020:4743.html
Published
2020-11-03T12:32:17
(3 years ago)
Modified
2020-11-03T19:54:15
(3 years ago)
Rights
Copyright 2022 AlmaLinux OS
Other Advisories
Type Package URL Namespace Name / Product Version Distribution / Platform Arch Patch / Fix
Affected pkg:rpm/almalinux/squid?arch=x86_64&distro=almalinux-8.3 almalinux squid < 4.11-3.module_el8.3.0+6184+7808b5f9 almalinux-8.3 x86_64
Affected pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.6 almalinux libecap < 1.0.1-2.module_el8.6.0+2741+01592ae8 almalinux-8.6 x86_64
Affected pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.4 almalinux libecap < 1.0.1-2.module_el8.4.0+2339+2063f9d1 almalinux-8.4 x86_64
Affected pkg:rpm/almalinux/libecap?arch=x86_64&distro=almalinux-8.1 almalinux libecap < 1.0.1-2.module_el8.1.0+6030+78f2fc2a almalinux-8.1 x86_64
Affected pkg:rpm/almalinux/libecap?arch=aarch64&distro=almalinux-8.6 almalinux libecap < 1.0.1-2.module_el8.6.0+2741+01592ae8 almalinux-8.6 aarch64
Affected pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.6 almalinux libecap-devel < 1.0.1-2.module_el8.6.0+2741+01592ae8 almalinux-8.6 x86_64
Affected pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.4 almalinux libecap-devel < 1.0.1-2.module_el8.4.0+2339+2063f9d1 almalinux-8.4 x86_64
Affected pkg:rpm/almalinux/libecap-devel?arch=x86_64&distro=almalinux-8.1 almalinux libecap-devel < 1.0.1-2.module_el8.1.0+6030+78f2fc2a almalinux-8.1 x86_64
Affected pkg:rpm/almalinux/libecap-devel?arch=aarch64&distro=almalinux-8.6 almalinux libecap-devel < 1.0.1-2.module_el8.6.0+2741+01592ae8 almalinux-8.6 aarch64
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date