CVE-2021-34991
Severity
8.8HIGH
EPSS
0.3%
top 47.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 15
Latest updateMay 24
Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400v2 1.0.4.106_10.0.80 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UPnP service, which listens on TCP port 5000 by default. When parsing the uuid request header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage t…
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages45 packages
🔴Vulnerability Details
2GHSA▶
GHSA-4fwh-3qpr-42ff: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400v2 1↗2022-05-24
CVEList▶
CVE-2021-34991: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400v2 1↗2021-11-15