Actively exploited · Published Mar 8, 2020 · Assigned by mitre

CVE-2020-10221

High 8.8 Exploited

In plain English

A high-severity OS command injection in rConfig from rConfig. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). The chance it is exploited in the next 30 days is estimated at 77.1% (higher than 99.6% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei. Apply updates per vendor instructions.

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)77.1%top 0.4% of all CVEs

Exploited in the wildYesCISA KEV since Nov 3, 2021

Attack tooling1Nuclei

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official description

lib/ajaxHandlers/ajaxAddTemplate.php in rConfig through 3.94 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the fileName POST parameter.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

https://cwe.mitre.org/data/definitions/78.html x_refsource_MISC
https://engindemirbilek.github.io/rconfig-3.93-rce x_refsource_MISC
https://github.com/EnginDemirbilek/EnginDemirbilek.github.io/blob/master/rconfig-3.93-rce.html x_refsource_MISC
http://packetstormsecurity.com/files/156687/rConfig-3.93-Authenticated-Remote-Code-Execution.html x_refsource_MISC
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-10221 government-resource