CVE-2020-15636

8.1HIGH

Key Information:

Vendor
Netgear
Status
Multiple Routers
Vendor
CVE Published:
20 August 2020

Summary

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9852.

Affected Version(s)

Multiple Routers 1.0.4.84_10.0.58

References

https://www.zerodayinitiative.com/advisories/ZDI-20-937/
x_refsource_MISC
https://kb.netgear.com/000062128/Security-Advisory-for-Pr...
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Pedro Ribeiro (@pedrib1337 | [email protected]) and Radek Domanski (@RabbitPro | [email protected])
.