PT-2024-30260 · Draytek · Draytek Vigor300B+2

N1Neman · Published 2024-08-21 · Updated 2024-08-25 · CVE-2024-43027

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions DrayTek Vigor 3900 versions prior to v1.5.1.5 Beta DrayTek Vigor 2960 versions prior to v1.5.1.5 Beta DrayTek Vigor 300B versions prior to v1.5.1.5 Beta

Description A command injection vulnerability was discovered via the action parameter at the "cgi-bin/mainfunction.cgi" endpoint. This issue allows for command injection, potentially leading to unauthorized access or control.

Recommendations For DrayTek Vigor 3900 versions prior to v1.5.1.5 Beta, update to version v1.5.1.5 Beta or later. For DrayTek Vigor 2960 versions prior to v1.5.1.5 Beta, update to version v1.5.1.5 Beta or later. For DrayTek Vigor 300B versions prior to v1.5.1.5 Beta, update to version v1.5.1.5 Beta or later. As a temporary workaround, consider restricting access to the "cgi-bin/mainfunction.cgi" endpoint until a patch is available. Avoid using the action parameter in the affected endpoint until the issue is resolved.

Exploit

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2024-43027

Affected Products

Draytek Vigor2960

Draytek Vigor300B

Draytek Vigor3900

References · 7

• 🔥 https://github.com/N1nEmAn/wp/blob/main/V3900.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-43027 · Security Note
• https://osv.dev/vulnerability/CVE-2024-43027 · Vendor Advisory
• https://t.me/cvedetector/3789 · Telegram Post
• https://twitter.com/cracbot/status/1827949167794442429 · Twitter Post
• https://twitter.com/CVEnew/status/1826292994195980463 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1826337858342228385 · Twitter Post