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Review reviewCritical

CVE-2024-35398

cp900_l, cp900l firmware

TOTOLINK CP900L v4.1.5cu.798_B20221228 was discovered to contain a stack overflow via the desc parameter in the function setMacFilterRules.

CVSS
9.8
EPSS
0.56%
43.6% percentile
CISA KEV
Not listed
Published
2024.05.29
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.56%
Technical severityCVSS 9.8

Vulnerability overview

TOTOLINK CP900L v4.1.5cu.798_B20221228 was discovered to contain a stack overflow via the desc parameter in the function setMacFilterRules.

Affected product and versions

Product
cp900_l, cp900l firmware
Affected versions
v4.1.5cu.798_B20221228, 4.1.5cu.798 b20221228
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 cp900_l, cp900l firmware 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-120
CVE-2024-35398 — cp900_l, cp900l firmware | SECUFOCUS NOW