CVEvulnerability

CVE-2020-27863

6.5 MEDIUM Published 2021-02-12 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-02-12
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 3.0 ([email protected])
6.5 MEDIUM — CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
3.3 LOW — AV:A/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-287, CWE-288

Description

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of D-Link DVA-2800 and DSL-2888A routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the dhttpd service, which listens on TCP port 8008 by default. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-10912.

Affected configurations

• dlink dva-2800 firmware 2.30 au • dlink dsl-2888a firmware 2.30 au

Related

Weakness · CWE (2)

  • CWE-287 Improper Authentication weakness
  • CWE-288 Authentication Bypass Using an Alternate Path or Channel weakness

References