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TI-2019-15536 Aliases CVE-2019-25483GHSA-qrj9-r3jx-p4gc

Comtrend AR-5310 GE31-412SSG-C01_R10.A2pG039u.d24k Restricted Shell Escape

Priority HIGH 72CWE-306Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.

Summary

Comtrend AR-5310 GE31-412SSG-C01_R10.A2pG039u.d24k contains a restricted shell escape vulnerability that allows local users to bypass command restrictions by using the command substitution operator $( ). Attackers can inject arbitrary commands through the $( ) syntax when passed as arguments to allowed commands like ping to execute unrestricted shell access.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00146 3rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ComtrendAR-5310GE31-412SSG-C01_R10.A2pG039u.d24k—No fix listedCNA
  • AR-5310 VendorComtrend Affected GE31-412SSG-C01_R10.A2pG039u.d24k Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-25483
  2. 2026-10-03 Alias added: GHSA-qrj9-r3jx-p4gc

References

Exploit 1

  • TI-2020-08200 Comtrend VR-3033 DE11-416SSG-C01_R02.A2pvI042j1.d26m devices have Multiple Authenticated… CVSS 3.1HIGH 8.8
  • TI-2018-14441 Comtrend CM-6200un 123.447.007 and CM-6300n 123.553mp1.005 devices allow remote attackers… CVSS 3.0CRITICAL 9.8
  • TI-2024-05364 OS command injection in Comtrend WLD71-T1_v2.0.201820 CVSS 3.1HIGH 8.0
  • TI-2024-05365 Cross-site request forgery in Comtrend WLD71-T1_v2.0.201820 CVSS 3.1MEDIUM 6.5
  • TI-2018-05834 A cross-site scripting (XSS) vulnerability on Comtrend AR-5387un devices with… CVSS 3.1MEDIUM 5.4
  • TI-2010-00447 Cross-site scripting (XSS) vulnerability in scvrtsrv.cmd in Comtrend CT-507IT ADSL Router… CVSS 2.0MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences