SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3317

KLog Server through 2.4.1 allows authenticated command injection. async.php calls shell_exec() on the original value of the source parameter.

HIGH 8.8EPSS 41.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 41.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

KLog Server through 2.4.1 allows authenticated command injection. async.php calls shell_exec() on the original value of the source parameter.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
41.39% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
klogserver/klog server
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.