Anolis OS update for curl

1) Improper certificate validation

EUVDB-ID: #VU97150

Risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-8096

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to curl might fail to detect some OCSP problems when configured to use the Certificate Status Request TLS extension. A remote attacker can bypass OCSP stapling protection and perform a Man-in-the-Middle (MitM) attack.

Successful exploitation of the vulnerability requires that curl is build to use GnuTLS library.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 23

curl-doc: before 8.4.0-10

libcurl-minimal: before 8.4.0-10

libcurl-devel: before 8.4.0-10

libcurl: before 8.4.0-10

curl-minimal: before 8.4.0-10

curl: before 8.4.0-10

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:23:*:*:*:*:*:*:*
• cpe:2.3:a:openanolis:curl-doc:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:libcurl-minimal:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:libcurl-devel:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:libcurl:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:curl-minimal:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:curl:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2025:0297

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.