Vulnerability identifier: #VU67536
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-121
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
DIR-878
Hardware solutions /
Routers & switches, VoIP, GSM, etc
DIR-882-US
Hardware solutions /
Routers & switches, VoIP, GSM, etc
DIR-867
Hardware solutions /
Routers for home users
Vendor: D-Link
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the lighttpd service when handling HTTP requests. A remote unauthenticated attacker can send a specially crafted HTTP request to port 80/tcp on the affected device, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Model | Hardware Revision | Affected FW | Fixed FW | Recommendation | Last Updated |
DIR-867 | All Ax Hardware Revisions | v1.30B07 & Below | Under Development |
Pending Release |
03/04/2022 |
DIR-878 | All Ax Hardware Revisions | v1.30B08-Hotfix & Below | v1.30b08_Beta_Hotfix | Upgrade to Beta Hotfix | 04/01/2022 |
DIR-882-US | All Ax Hardware Revisions | v1.30B06-Hotfix & Below | Under Development | Pending Release | 03/04/2022 |
Vulnerable software versions
DIR-878: 1.30B08-Hotfix - v1.30b10Beta
DIR-882-US: 1.30B06-Hotfix - v1.30b10Beta
DIR-867: 1.30B07
External links
http://www.zerodayinitiative.com/advisories/ZDI-22-1290/
http://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10291
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.