SB2020032322 - Improper Neutralization of Special Elements in Output Used by a Downstream Component in rConfig

Description

This security bulletin contains information about 1 vulnerability.

1) Improper Neutralization of Special Elements in Output Used by a Downstream Component (CVE-ID: CVE-2020-10879)

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

rConfig before 3.9.5 allows command injection by sending a crafted GET request to lib/crud/search.crud.php since the nodeId parameter is passed directly to the exec function without being escaped.

Remediation

Install update from vendor's website.

References

• https://github.com/rconfig/rconfig/commit/3385f906427d228c48b914625136bf620f4ca0a9
• https://www.exploit-db.com/exploits/48241