Amazon Linux AMI update for sudo

1) Improper Authentication

EUVDB-ID: #VU85764

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-42465

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to insufficient resistance to rowhammer attacks. A local user can bypass authentication process and gain unauthorized access to the system.

Mitigation

Update the affected packages:

i686:
    sudo-debuginfo-1.8.23-10.58.amzn1.i686
    sudo-devel-1.8.23-10.58.amzn1.i686
    sudo-1.8.23-10.58.amzn1.i686

src:
    sudo-1.8.23-10.58.amzn1.src

x86_64:
    sudo-1.8.23-10.58.amzn1.x86_64
    sudo-debuginfo-1.8.23-10.58.amzn1.x86_64
    sudo-devel-1.8.23-10.58.amzn1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

sudo: before 1.8.23-10.58

External links

http://alas.aws.amazon.com/ALAS-2024-1917.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.