CVE-2020-10927 - CVE House
Back to Database
Status published High CVE-2020-10927

This vulnerability allows network-adjacent attackers to execute arbitrary code on...

Vulnerability Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the encryption of firmware update images. The issue results from the use of an inappropriate encryption algorithm. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9649.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-10927

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Pedro Ribeiro and Radek Domanski of Team Flashback

References

More from NETGEAR

View All →
CVE-2025-25246
NETGEAR XR1000 before 1.0.0.74, XR1000v2 before 1.1.0.22, and XR500 before...
High 8.1
CVE-2025-12946
Improper input validation in NETGEAR Nighthawk routers
Medium 4.4
CVE-2025-12945
Improper input validation in NETGEAR Nighthawk router R7000P
Low 1.1
CVE-2025-12944
Improper input validation in NETGEAR DGN2200v4
Medium 6.8
CVE-2025-12943
Improper certificate validation in firmware update logic in NETGEAR RAX30 and RAXE300
Medium 5.2

Affected Vendor

Affected Software

R6700
Vulnerable Versions:
V1.0.4.84_10.0.58

Timeline

Official Publish: July 28th, 2020
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-327

MITRE ATT&CK TTPs

T1040 Network Sniffing
Credential Access
T1552 Unsecured Credentials
Credential Access
T1557 Adversary-in-the-Middle
Collection
T1078 Valid Accounts
Persistence
T1041 Exfiltration Over C2 Channel
Exfiltration