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almalinuxAlmaLinuxALSA-2024:0071
HistoryJan 08, 2024 - 12:00 a.m.

Important: squid security update

2024-01-0800:00:00
errata.almalinux.org
13
squid
security update
denial of service
buffer over-read
ssl certificate validation
null pointer dereference
http message processing
helper process management
cve-2023-46724
cve-2023-46728
cve-2023-49285
cve-2023-49286
unix

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

0.019

Percentile

88.9%

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

Security Fix(es):

  • squid: Denial of Service in SSL Certificate validation (CVE-2023-46724)
  • squid: NULL pointer dereference in the gopher protocol code (CVE-2023-46728)
  • squid: Buffer over-read in the HTTP Message processing feature (CVE-2023-49285)
  • squid: Incorrect Check of Function Return Value In Helper Process management (CVE-2023-49286)

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.

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

0.019

Percentile

88.9%