CVE-2020-15896

HIGH
7.5
CVSS Score
Published: July 22, 2020 at 06:55 PM UTC
Updated: June 17, 2026 at 02:57 AM UTC
2 products affected across 1 vendorDap 1522 FirmwareDap-1522

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

Description

An authentication-bypass issue was discovered on D-Link DAP-1522 devices 1.4x before 1.10b04Beta02. There exist a few pages that are directly accessible by any unauthorized user, e.g., logout.php and login.php. This occurs because of checking the value of NO_NEED_AUTH. If the value of NO_NEED_AUTH is 1, the user has direct access to the webpage without any authentication. By appending a query string NO_NEED_AUTH with the value of 1 to any protected URL, any unauthorized user can access the application directly, as demonstrated by bsc_lan.php?NO_NEED_AUTH=1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

dlink-dap-1522 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-287

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