Restricted Shell Escape Vulnerability in Comtrend AR-5310 by Comtrend
CVE-2019-25483

8.6HIGH

Key Information:

Vendor

Comtrend

Status
Ar-5310
Vendor
CVE Published:
11 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2019-25483?

The Comtrend AR-5310 device has a vulnerability in its restricted shell that permits local users to bypass established command limitations. By utilizing the command substitution operator $( ), attackers can inject arbitrary commands into allowed commands, such as 'ping'. This vulnerability potentially grants unauthorized users unrestricted access to the shell, creating a security risk that could be exploited for various malicious activities.

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Affected Version(s)

AR-5310 GE31-412SSG-C01_R10.A2pG039u.d24k

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2019-25483 - Proof of Concept

References

https://www.exploit-db.com/exploits/47149
exploit
https://www.vulncheck.com/advisories/comtrend-ar-5310-ge3...
third-party-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

AMRI Amine
JSON
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