RCE in Basercms

CVE-2021-20682

baserCMS versions prior to 4.4.5 allows a remote attacker with an administrative privilege to execute arbitrary OS commands via unspecified vectors.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.025 (82.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Basercms
Basercms Users Community — versions versions prior to 4.4.5

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

vultures@jpcert.or.jp (Patch, x_refsource_MISC, Vendor Advisory)
vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-20682?: CVE-2021-20682 is a high-severity vulnerability in Basercms, classified under OS Command Injection. CVSS score: 7.2/10. Published 2021-03-26.
How severe is CVE-2021-20682?: High severity. CVSS v3 base score is 7.2 out of 10.