Amazon Linux AMI update for ca-certificates



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23491
CWE-ID CWE-345
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Amazon Linux AMI
Operating systems & Components / Operating system

ca-certificates
Operating systems & Components / Operating system package or component

Vendor Amazon Web Services

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Insufficient verification of data authenticity

EUVDB-ID: #VU71398

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23491

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass certificate validation checks.

The vulnerability exists due to presence of the TrustCor certificate in the Root Certificates list. the certificate is removed due to TrustCor's ownership also operated a business that produced spyware. Therefore, any checks that rely on digital signatures of trusted certificates were compromised.

Mitigation

Update the affected packages:

noarch:
    ca-certificates-2021.2.50-1.0.amzn2023.0.6.noarch

src:
    ca-certificates-2021.2.50-1.0.amzn2023.0.6.src

Vulnerable software versions

Amazon Linux AMI: All versions

ca-certificates: before 2021.2.50-1.0

CPE2.3 External links

http://alas.aws.amazon.com/AL2023/ALAS-2023-061.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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