CVE-2020-27864
moderate-risk
Published 2021-02-12
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1860 firmware version 1.04B03 WiFi extenders. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HNAP service, which listens on TCP port 80 by default. When parsing the Authorization request header, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-10880.
Do I need to act?
!
15.6% chance of exploitation in next 30 days
EPSS score — higher than 84% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
ADJACENT_NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (4)
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1428/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1428/
45
/ 100
moderate-risk
Severity
27/34 · High
Exploitability
13/34 · Low
Exposure
5/34 · Minimal