CVE-2020-10221

published 2020-03-08

CVE-2020-10221: lib/ajaxHandlers/ajaxAddTemplate.php in rConfig through 3.94 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the fileName…

Priority P1 90 high 8.8 CVSS 3.1

AV N AC L PR L UI N S U C H I H A H

KEV ITW EXPLOIT

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

1 ranges

Vendor	Product	Version range	Fixed in
rconfig	rconfig	<= 3.9.4	—

Detection & IOCs extracted from sources · hover to see the quote

• · Exploitation requires valid credentials — the attacker must first authenticate via /lib/crud/userprocess.php before the RCE endpoint is reachable. Detection should account for authenticated sessions, not just anonymous traffic. ↗
• · The vulnerability affects rConfig through version 3.94; ensure detection rules are scoped to environments running these versions and are retired or adjusted after patching per vendor instructions. ↗

CVSS provenance

nvd v3.1 8.8 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 9.0 CRITICAL AV:N/AC:L/Au:S/C:C/I:C/A:C

vulncheck 8.8 HIGH

cisa 8.8 HIGH

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