CVE-2022-43621
published 2023-03-29CVE-2022-43621: This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not…
PriorityP258high8.8CVSS 3.1
AVAACLPRNUINSUCHIHAH
EPSS
2.14%
82.0th percentile
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from an incorrectly implemented comparison. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-16152.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| d-link | dir-1935 | — | — |
| dlink | dir-1935_firmware | <= 1.02 | — |
| dlink | dir-1935_firmware | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv3.08.8HIGHCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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VulDB
D-Link DIR-1935 HNAP improper authentication (ZDI-22-1503 / EUVD-2022-46617)
vuldb·2026-09-11·CVSS 8.8
CVE-2022-43621 [HIGH] D-Link DIR-1935 HNAP improper authentication (ZDI-22-1503 / EUVD-2022-46617)
A vulnerability, which was classified as critical, was found in D-Link DIR-1935. This affects an unknown part of the component HNAP. Such manipulation leads to improper authentication.
This vulnerability is traded as CVE-2022-43621. Access to the local network is required for this attack to succeed. There is no exploit available.
You should upgrade the affected component.
GHSA
GHSA-24q5-7fw8-5m7f: This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-1935 1
ghsa_unreviewed·2023-03-29
CVE-2022-43621 [HIGH] CWE-697 GHSA-24q5-7fw8-5m7f: This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-1935 1
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from an incorrectly implemented comparison. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-16152.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-03-29
Published