CVE-2021-34861

Severity
8.8HIGH
EPSS
0.4%
top 38.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 25
Latest updateMay 24

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 1.01rc001 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the webproc endpoint, which listens on TCP port 80 by default. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execut

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 Packages2 packages

CVEListV5d-link/dap-20201.01rc001

Patches

🔴Vulnerability Details

2
GHSA
GHSA-3gm8-9xxm-pmhh: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 12022-05-24
CVEList
CVE-2021-34861: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 12021-10-25