CVE-2026-0836 Details
Description
A vulnerability was determined in UTT 进取 520W 1.7.7-180627. The impacted element is the function strcpy of the file /goform/formConfigFastDirectionW. This manipulation of the argument ssid causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
A buffer overflow vulnerability has been identified in the UTT Aggressive 520W router, specifically in the firmware version 1.7.7-180627. The issue arises in the '/goform/formConfigFastDirectionW' endpoint, where the 'strcpy' function is used to copy the 'ssid' parameter into a buffer without proper boundary checks. This vulnerability can be exploited remotely, potentially leading to a denial-of-service condition.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 12, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Lena-lyy/cve/blob/main/1223/26.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.340436 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.340436 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.729018 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| utt 520w firmware | <= 1.7.7-180627 |
CPE
Remediation
| |
| utt 520w | 3.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 13, 2026 | Initial Analysis | [email protected] |
| Jan 11, 2026 | New CVE Received | [email protected] |