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amazonAmazonALAS-2024-2609
HistoryAug 01, 2024 - 3:01 a.m.

Medium: squid

2024-08-0103:01:00
alas.aws.amazon.com
9
squid
caching proxy
memory corruption
denial of service
cve-2024-37894

CVSS3

6.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low

Issue Overview:

Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Out-of-bounds Write error when assigning ESI variables, Squid is susceptible to a Memory Corruption error. This error can lead to a Denial of Service attack. (CVE-2024-37894)

Affected Packages:

squid

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update squid to update your system.

New Packages:

aarch64:  
    squid-3.5.20-17.amzn2.7.21.aarch64  
    squid-sysvinit-3.5.20-17.amzn2.7.21.aarch64  
    squid-migration-script-3.5.20-17.amzn2.7.21.aarch64  
    squid-debuginfo-3.5.20-17.amzn2.7.21.aarch64  
  
i686:  
    squid-3.5.20-17.amzn2.7.21.i686  
    squid-sysvinit-3.5.20-17.amzn2.7.21.i686  
    squid-migration-script-3.5.20-17.amzn2.7.21.i686  
    squid-debuginfo-3.5.20-17.amzn2.7.21.i686  
  
src:  
    squid-3.5.20-17.amzn2.7.21.src  
  
x86_64:  
    squid-3.5.20-17.amzn2.7.21.x86_64  
    squid-sysvinit-3.5.20-17.amzn2.7.21.x86_64  
    squid-migration-script-3.5.20-17.amzn2.7.21.x86_64  
    squid-debuginfo-3.5.20-17.amzn2.7.21.x86_64  

Additional References

Red Hat: CVE-2024-37894

Mitre: CVE-2024-37894

CVSS3

6.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low