CVE-2026-2070 Details
Description
A vulnerability has been found in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/formPolicyRouteConf. Such manipulation of the argument GroupName leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
A critical buffer overflow vulnerability has been identified in the UTT 进取 520W router, specifically in the firmware version 1.7.7-180627. The issue arises in the file '/goform/formPolicyRouteConf', where the 'strcpy' function is used to copy the 'GroupName' parameter without proper size validation. This vulnerability can be exploited remotely, 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 Feb 10, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/cymiao1978/cve/blob/main/new/39.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.344637 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.344637 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.745264 | [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 |
| Feb 13, 2026 | Initial Analysis | [email protected] |
| Feb 6, 2026 | New CVE Received | [email protected] |