Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Network Management System 1.6.0.26. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the SettingConfigController class. When parsing the fileName parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-12121.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Netgear | Prosafe Network Management System | 1.6.0.26 |
Related Weaknesses (CWE)
References
- https://kb.netgear.com/000062686/Security-Advisory-for-Post-Authentication-CommaVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-356/Third Party AdvisoryVDB Entry
- https://kb.netgear.com/000062686/Security-Advisory-for-Post-Authentication-CommaVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-356/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2021-27273?
CVE-2021-27273 is a vulnerability with a CVSS score of 8.8 (HIGH). This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Network Management System 1.6.0.26. Although authentication is required to exploit thi...
How severe is CVE-2021-27273?
CVE-2021-27273 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-27273?
Check the references section above for vendor advisories and patch information. Affected products include: Netgear Prosafe Network Management System.