CVE-2020-8863
8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD
Description
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-867, DIR-878, and DIR-882 routers with firmware 1.10B04. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from the lack of proper implementation of the authentication algorithm. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the router. Was ZDI-CAN-9470.
Affected (3)
Products: Dlink: Dir 878 Firmware, Dir 882 Firmware, Dir 867 Firmware
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 1.20b03 |
| Running on/with | Platform Versions |
|---|---|
Dlink Dir 878 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 1.10b04 |
| Running on/with | Platform Versions |
|---|---|
Dlink Dir 882 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 1.10b04 |
| Running on/with | Platform Versions |
|---|---|
Dlink Dir 867 | All versions |
Related CWEs
CWE-287
Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
CWE-303
Incorrect Implementation of Authentication Algorithm
The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.
References (4)
Source: zdi-disclosures@trendmicro.com
Third Party Advisory
Source: zdi-disclosures@trendmicro.com
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Timeline
No history available yet.