Review reviewCritical

CVE-2022-40055

gpon ont titanium 2122a firmware, gpon ont titanium 2122a

An issue in GX Group GPON ONT Titanium 2122A T2122-V1.26EXL allows attackers to escalate privileges via a brute force attack at the login page.

CVSS
9.8
EPSS
0.64%
47.1% percentile
CISA KEV
Not listed
Published
2022.10.18
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.64%
Technical severityCVSS 9.8

Vulnerability overview

An issue in GX Group GPON ONT Titanium 2122A T2122-V1.26EXL allows attackers to escalate privileges via a brute force attack at the login page.

Affected product and versions

Product
gpon ont titanium 2122a firmware, gpon ont titanium 2122a
Affected versions
t2122-v1.26exl
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that gpon ont titanium 2122a firmware, gpon ont titanium 2122a and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-307
CVE-2022-40055 — gpon ont titanium 2122a firmware, gpon ont titanium 2122a | SECUFOCUS NOW