CVE-2020-15632
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-842 3.13B05 routers.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.32% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-303
- Affected
- dlink/dir-842 firmware
- Source
- zdi-disclosures@trendmicro.com
References
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10184Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-880/Third Party Advisory, VDB Entry
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10184Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-880/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.