Anolis OS update for openssh
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2023-51385 |
| CWE-ID | CWE-78 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
Anolis OS Operating systems & Components / Operating system pam_ssh_agent_auth Operating systems & Components / Operating system package or component openssh-server Operating systems & Components / Operating system package or component openssh-ldap Operating systems & Components / Operating system package or component openssh-keycat Operating systems & Components / Operating system package or component openssh-clients Operating systems & Components / Operating system package or component openssh-cavs Operating systems & Components / Operating system package or component openssh-askpass Operating systems & Components / Operating system package or component openssh Operating systems & Components / Operating system package or component |
| Vendor | OpenAnolis |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) OS Command Injection
EUVDB-ID: #VU84789
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2023-51385
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation when processing user names, if a user name or host name has shell metacharacters, and this name is referenced by an expansion token in certain situations. A remote attacker can execute arbitrary OS commands via an untrusted Git repository.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsAnolis OS: 8
pam_ssh_agent_auth: before 0.10.3-7.20.0.1
openssh-server: before 8.0p1-20.0.1
openssh-ldap: before 8.0p1-20.0.1
openssh-keycat: before 8.0p1-20.0.1
openssh-clients: before 8.0p1-20.0.1
openssh-cavs: before 8.0p1-20.0.1
openssh-askpass: before 8.0p1-20.0.1
openssh: before 8.0p1-20.0.1
CPE2.3- cpe:2.3:o:openanolis:anolis_os:8:*:*:*:*:*:*:*
- cpe:2.3:a:openanolis:pam_ssh_agent_auth:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-server:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-ldap:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-keycat:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-clients:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-cavs:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh-askpass:*:*:*:*:*:anolis_os:*:*
- cpe:2.3:a:openanolis:openssh:*:*:*:*:*:anolis_os:*:*
https://anas.openanolis.cn/errata/detail/ANSA-2024:0033
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. However, proof of concept for this vulnerability is available.
