TI-2020-12307 Aliases CVE-2020-15632 GHSA-f2jh-cwgj-5mqc

This vulnerability allows network-adjacent attackers to bypass authentication on affected…

MEDIUM 44CWE-303Published 2020-07-23 · Updated 2024-08-04

Key facts

Attack vector: Adjacent network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-842 3.13B05 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HNAP GetCAPTCHAsetting requests. The issue results from the lack of proper handling of sessions. An attacker can leverage this vulnerability to execute arbitrary code in the context of the device. Was ZDI-CAN-10083.

Why it matters now

EPSS 0.03472 89th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
D-Link	DIR-842	3.13B05	—	No fix listed	CNA

DIR-842 VendorD-Link Affected 3.13B05 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:dlink:dir-842_firmware::::::::	up to 3.13b09	Vulnerable	D-Link Japan K.K.
cpe:2.3:h:dlink:dir-842:c:::::::*	c	Running on	D-Link Japan K.K.

cpe:2.3:o:dlink:dir-842_firmware:*:*:*:*:*:*:*:* Versions up to 3.13b09 Vulnerable ·D-Link Japan K.K.
cpe:2.3:h:dlink:dir-842:c:*:*:*:*:*:*:* Versions c Running on ·D-Link Japan K.K.

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-15632
2026-10-03 Alias added: GHSA-f2jh-cwgj-5mqc

References

Patch 1

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10184

Advisory 1

https://www.zerodayinitiative.com/advisories/ZDI-20-880/

TI-2024-03070 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injection KEVCVSS 3.1CRITICAL 9.8
TI-2024-03069 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials KEVCVSS 3.1CRITICAL 9.8
TI-2024-00708 D-Link DIR-859 HTTP POST Request hedwig.cgi path traversal KEVCVSS 3.1CRITICAL 9.8
TI-2023-10693 OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to… KEVCVSS 3.1CRITICAL 9.8
TI-2022-17249 D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable… KEVCVSS 3.1CRITICAL 9.8
TI-2022-09657 D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE)… KEVCVSS 3.1CRITICAL 9.8

See all 979 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences