TI-2026-23838 Aliases CVE-2026-31062 GHSA-mr7p-c5rw-q9vj

UTT Aggressive 520W v3v1.7.7-180627 was discovered to contain a buffer overflow in the…

LOW 20CWE-120Published 2026-04-06 · Updated 2026-04-06

Key facts

Attack vector: Adjacent network
Privileges required: High
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

UTT Aggressive 520W v3v1.7.7-180627 was discovered to contain a buffer overflow in the filename parameter of the formFtpServerDirConfig function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0024 15th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:utt:520w_firmware:1.7.7-180627:::::::*	1.7.7-180627	Vulnerable	UTT
cpe:2.3:h:utt:520w:3.0:::::::*	3.0	Running on	UTT

cpe:2.3:o:utt:520w_firmware:1.7.7-180627:*:*:*:*:*:*:* Versions 1.7.7-180627 Vulnerable ·UTT
cpe:2.3:h:utt:520w:3.0:*:*:*:*:*:*:* Versions 3.0 Running on ·UTT

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-31062
2026-10-03 Alias added: GHSA-mr7p-c5rw-q9vj

References

Exploit 1

https://github.com/zxq0408/Vul202601/blob/main/7.md

TI-2026-23835 A remote command execution (RCE) vulnerability in the /goform/formDia component of UTT… CVSS 3.1CRITICAL 9.8
TI-2026-01725 UTT 进取 520W formPolicyRouteConf strcpy buffer overflow CVSS 4.0HIGH 8.7
TI-2026-01723 UTT 进取 520W formSyslogConf strcpy buffer overflow CVSS 4.0HIGH 8.7
TI-2026-01722 UTT 进取 520W formTimeGroupConfig strcpy buffer overflow CVSS 4.0HIGH 8.7
TI-2026-01721 UTT 进取 520W formIpGroupConfig strcpy buffer overflow CVSS 4.0HIGH 8.7
TI-2026-00868 UTT 进取 520W ConfigExceptAli strcpy buffer overflow CVSS 4.0HIGH 8.7

See all 25 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences