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TI-2020-16700 Aliases CVE-2020-27553GHSA-gg38-746h-m28j

In BASETech GE-131 BT-1837836 firmware 20180921, the web-server on the system is…

Priority LOW 36CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

In BASETech GE-131 BT-1837836 firmware 20180921, the web-server on the system is configured with the option “DocumentRoot /etc“. This allows an attacker with network access to the web-server to download any files from the “/etc” folder without authentication. No path traversal sequences are needed to exploit this vulnerability.

Why it matters now

EPSS 0.01523 74th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:basetech:ge-131_bt-1837836_firmware:20180921:*:*:*:*:*:*:*20180921VulnerableBasetech
cpe:2.3:h:basetech:ge-131_bt-1837836:-:*:*:*:*:*:*:*not specified by NVDRunning onBasetech
  • cpe:2.3:o:basetech:ge-131_bt-1837836_firmware:20180921:*:*:*:*:*:*:* Versions 20180921 Vulnerable ·Basetech
  • cpe:2.3:h:basetech:ge-131_bt-1837836:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Basetech

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-27553
  2. 2026-10-03 Alias added: GHSA-gg38-746h-m28j

References

Exploit 1

  • TI-2020-16702 Use of default credentials for the telnet server in BASETech GE-131 BT-1837836 firmware… CVSS 3.1CRITICAL 9.8
  • TI-2020-16701 Cleartext Transmission of Sensitive Information vulnerability in BASETech GE-131… CVSS 3.1HIGH 7.5
  • TI-2020-16705 Use of an undocumented user in BASETech GE-131 BT-1837836 firmware 20180921 allows remote… CVSS 3.1MEDIUM 6.5
  • TI-2020-16703 A predictable device ID in BASETech GE-131 BT-1837836 firmware 20180921 allows… CVSS 3.1MEDIUM 5.3
  • TI-2020-16704 Unprotected Storage of Credentials vulnerability in BASETech GE-131 BT-1837836 firmware… CVSS 3.1MEDIUM 5.5

Sources

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