Debian update for openssl

1) OS Command Injection

EUVDB-ID: #VU64559

Risk: Medium

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-2068

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the c_rehash script distributed by some operating systems. A remote attacker with ability to pass data to c_rehash script can and execute arbitrary OS commands with the privileges of the script.

The vulnerability exists due to incomplete fix for #VU62765 (CVE-2022-1292).

Mitigation

Update openssl package to one of the following versions: 1.1.1n-0+deb10u3, 1.1.1n-0+deb11u3.

Vulnerable software versions

openssl (Debian package): 1.1.1d-0+deb10u1 - 1.1.1d-0+deb10u8

CPE2.3

• cpe:2.3:a:debian:openssl_debian_package:1.1.1d-0 deb10u1:*:*:*:*:debian_linux:*:*
• cpe:2.3:a:debian:openssl_debian_package:1.1.1n-0 deb10u2:*:*:*:*:debian_linux:*:*
• cpe:2.3:a:debian:openssl_debian_package:1.1.1d-0 deb10u2:*:*:*:*:debian_linux:*:*

External links

https://www.debian.org/security/2022/dsa-5169

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.