Vulnerability identifier: #VU24174
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-78
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
hot-formula-parser
Web applications /
Modules and components for CMS
Vendor: jansiegel
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to software fails to sanitize values passed to the parse function and concatenates it in an eval call. If a value of the formula is supplied by user-controlled input it may allow attackers to run arbitrary commands in the server.
Parsing the following formula creates a test
file in the present directory: "SUM([(function(){require('child_process').execSync('touch test')})(),2])"
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Update to version 3.0.1.
Vulnerable software versions
hot-formula-parser: 1.0.1 - 3.0.0
External links
http://www.npmjs.com/advisories/1439
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.