CVE-2020-12256
MEDIUMCVSS 5.4/10EPSS 92.80%
Last modified
CVE-2020-12256 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. rConfig 3.9.4 is vulnerable to reflected XSS. The devicemgmnt.php file improperly validates user input. EPSS estimates a 92.80% chance of exploitation in the next 30 days.
Description
rConfig 3.9.4 is vulnerable to reflected XSS. The devicemgmnt.php file improperly validates user input. An attacker can exploit this by crafting arbitrary JavaScript in the deviceId GET parameter to devicemgmnt.php.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rconfig | Rconfig | 3.9.4 |
References
- https://gist.github.com/farid007/8855031bad0e497264e4879efb5bc9f8Exploit, Third Party Advisory
- https://gist.github.com/farid007/8855031bad0e497264e4879efb5bc9f8Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-12256?
rConfig 3.9.4 is vulnerable to reflected XSS. The devicemgmnt.php file improperly validates user input. An attacker can exploit this by crafting arbitrary JavaScript in the deviceId GET parameter to devicemgmnt.php.
How severe is CVE-2020-12256?
CVE-2020-12256 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 92.80% probability of exploitation in the next 30 days.
How do I fix CVE-2020-12256?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-12256?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST