PT-2026-4507 · Unknown · Unified Remote

H4Rk3Nz0 · Published 2026-01-23 · Updated 2026-01-24 · CVE-2021-47891

Positive Technologies (AI Summary)

CVSS v3.1

9.8

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 Unified Remote version 3.9.0.2463

Description The software contains a remote code execution issue that allows attackers to execute arbitrary commands. An attacker can exploit the service by connecting to port 9512 and sending specially crafted network packets. This allows the attacker to open a command prompt and download and execute malicious payloads.

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

Exploit

RCE

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2021-47891

Affected Products

Unified Remote

References · 8

• 🔥 https://exploit-db.com/exploits/49587 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47891 · Security Note
• https://unifiedremote.com/download · Note
• https://vulncheck.com/advisories/unified-remote-remote-code-execution · Note
• https://twitter.com/0dayPublishing/status/2014744034191794263 · Twitter Post
• https://t.me/CVEtracker/42855 · Telegram Post
• https://unifiedremote.com · Note
• https://twitter.com/CVEnew/status/2014995840168051022 · Twitter Post