CVE-2025-1877: D-Link DAP-1562 HTTP POST Request pure_auth_check null pointer dereference

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-03-03 · updated 2026-06-17
Weakness: CWE-404

Description

A vulnerability, which was classified as critical, was found in D-Link DAP-1562 1.10. This affects the function pure_auth_check of the component HTTP POST Request Handler. The manipulation of the argument a1 leads to null pointer dereference. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

D-Link DAP-1562: 1.10

References

https://vuldb.com/?ctiid.298191
https://vuldb.com/?id.298191
https://vuldb.com/?submit.506526
https://witty-maiasaura-083.notion.site/D-link-DAP-1562-pure_auth_check-Vulnerability-1a5b2f2a63618013a1fecb743f2d0667
https://www.dlink.com/

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