Vulnerability Description
A weakness has been identified in UTT 进取 520W 1.7.7-180627. Affected is the function strcpy of the file /goform/APSecurity. Executing a manipulation of the argument wepkey1 can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Utt | 520W Firmware | <= 1.7.7-180627 |
| Utt | 520W | 3.0 |
Related Weaknesses (CWE)
References
- https://github.com/GUOTINGTING2297/cve/blob/main/1234/29.mdExploitThird Party Advisory
- https://vuldb.com/?ctiid.340439Permissions RequiredVDB Entry
- https://vuldb.com/?id.340439Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.729028Third Party AdvisoryVDB Entry
FAQ
What is CVE-2026-0839?
CVE-2026-0839 is a vulnerability with a CVSS score of 8.8 (HIGH). A weakness has been identified in UTT 进取 520W 1.7.7-180627. Affected is the function strcpy of the file /goform/APSecurity. Executing a manipulation of the argument wepkey1 can lead to buffer overflow...
How severe is CVE-2026-0839?
CVE-2026-0839 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-0839?
Check the references section above for vendor advisories and patch information. Affected products include: Utt 520W Firmware, Utt 520W.