PT-2021-4870 · D Link · D-Link Dwr-932C E1

Eugene Lim · Published 2021-08-11 · Updated 2021-11-29 · CVE-2021-42784

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DWR-932C E1 firmware (affected versions not specified)

Description The issue is related to an OS Command Injection vulnerability in the debug fcgi component of the D-Link DWR-932C E1 firmware. This vulnerability allows a remote attacker to perform command injection via a crafted HTTP request. The vulnerability is due to the lack of neutralization of special elements used in the operating system command.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2021-05599

CVE-2021-42784

Affected Products

D-Link Dwr-932C E1

References · 7

• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42784 · Security Note
• https://bdu.fstec.ru/vul/2021-05599 · Security Note
• https://osv.dev/vulnerability/CVE-2021-42784 · Vendor Advisory
• https://t.me/cibsecurity/32918 · Telegram Post
• https://t.me/cvenotify/23897 · Telegram Post
• https://vuldb.com/?id.187213 · Note