RCE in Ubuntukylin Kylin-System-Updater

CVE-2023-1277

A vulnerability, which was classified as critical, was found in kylin-system-updater up to 1.4.20kord on Ubuntu Kylin. Affected is the function InstallSnap of the component Update Handler. The manipulation leads to command injection. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-222600.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.018 (76.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, Third Party Advisory)
  • cna@vuldb.com (Exploit, Third Party Advisory, exploit, patch, broken-link)

Frequently asked questions

What is CVE-2023-1277?
CVE-2023-1277 is a high-severity vulnerability in Ubuntukylin Kylin-System-Updater, classified under Command Injection. CVSS score: 7.8/10. Published 2023-03-08.
How severe is CVE-2023-1277?
High severity. CVSS v3 base score is 7.8 out of 10.