Remote Command Execution Vulnerability in NETGEAR Routers
CVE-2016-6277

8.8HIGH

Key Information:

Vendor

Netgear

Vendor
CVE Published:
14 December 2016

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%🦅 CISA Reported

What is CVE-2016-6277?

NETGEAR routers, including multiple models such as R6250, R6400, and R7000, are susceptible to a vulnerability that enables remote attackers to execute arbitrary commands. This flaw is exploited by manipulating shell metacharacters in the path info sent to the cgi-bin, allowing unauthorized execution of commands from a remote location. Users are strongly advised to update their firmware to the latest version to mitigate this risk.

CISA has reported CVE-2016-6277

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2016-6277 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

EPSS Score

94% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • Vulnerability published

  • Vulnerability Reserved

.