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Review reviewCritical

CVE-2024-51138

vigor3912 firmware, vigor3912

Vigor165/166 4.2.7 and earlier; Vigor2620/LTE200 3.9.8.9 and earlier; Vigor2860/2925 3.9.8 and earlier; Vigor2862/2926 3.9.9.5 and earlier; Vigor2133/2762/2832 3.9.9 and earlier; Vigor2135/2765/2766 4.4.5. and earlier; Vigor2865/2866/2927 4.4.5.3 and earlier; Vigor2962 4.3.2.8 and earlier; Vigor3912 4.3.6.1 and earlier; Vigor3910 4.4.3.1 and earlier a stack-based buffer overflow vulnerability has been identified in the URL parsing functionality of the TR069 STUN server. This flaw occurs due to insufficient bounds checking on the amount of URL parameters, allowing an attacker to exploit the...

CVSS
9.8
EPSS
1.03%
60.5% percentile
CISA KEV
Not listed
Published
2025.02.28
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability1.03%
Technical severityCVSS 9.8

Vulnerability overview

Vigor165/166 4.2.7 and earlier; Vigor2620/LTE200 3.9.8.9 and earlier; Vigor2860/2925 3.9.8 and earlier; Vigor2862/2926 3.9.9.5 and earlier; Vigor2133/2762/2832 3.9.9 and earlier; Vigor2135/2765/2766 4.4.5. and earlier; Vigor2865/2866/2927 4.4.5.3 and earlier; Vigor2962 4.3.2.8 and earlier; Vigor3912 4.3.6.1 and earlier; Vigor3910 4.4.3.1 and earlier a stack-based buffer overflow vulnerability has been identified in the URL parsing functionality of the TR069 STUN server. This flaw occurs due to insufficient bounds checking on the amount of URL parameters, allowing an attacker to exploit the...

Affected product and versions

Product
vigor3912 firmware, vigor3912
Affected versions
< 4.4.3.2, < 3.9.9.1, < 3.9.8.3, < 3.9.9.8, < 3.9.9.2, < 4.4.5.5, < 4.4.5.8, < 4.3.2.9, >= 4.4.3 < 4.4.3.2, < 4.4.5, < 3.9.8.5
Fixed versions
4.4.3.2, 3.9.9.1, 3.9.8.3, 3.9.9.8, 3.9.9.2, 4.4.5.5, 4.4.5.8, 4.3.2.9, 4.4.5, 3.9.8.5

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that vigor3912 firmware, vigor3912 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-121
CVE-2024-51138 — vigor3912 firmware, vigor3912 | SECUFOCUS NOW