What is the CVSS score of CVE-2026-2068?

CVE-2026-2068 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of 520w Firmware are affected by CVE-2026-2068?

A high-severity buffer overflow vulnerability (CVE-2026-2068) affecting UTT 进取 520W devices version 1.7.7-180627 poses a critical risk to organizations using this equipment, as active exploits are…

Is there a public PoC exploit available for CVE-2026-2068?

Yes, a public proof-of-concept exploit is available for CVE-2026-2068. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2026-2068?

Within 24 hours: Identify and inventory all UTT 进取 520W 1.7.7-180627 devices in your network; disable remote access to affected devices if operationally feasible; restrict network access to the /goform/formSyslogConf endpoint via firewall rules. Within 7 days: Implement network segmentation to isolate affected devices; deploy WAF rules to block malicious requests to vulnerable endpoints; monitor logs for exploitation attempts. Within 30 days: Contact UTT for patch availability and deployment timeline; evaluate device replacement or upgrade options; consider migrating critical functions to patched alternative equipment.

520w Firmware CVE-2026-2068

HIGH

Buffer Overflow (CWE-119)

2026-02-06 cna@vuldb.com

Buffer Overflow 520w Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 13, 2026 - 18:56 vuln.today

Public exploit code

CVE Published

Feb 06, 2026 - 22:16 nvd

HIGH 8.8

DescriptionCVE.org

A vulnerability was detected in UTT 进取 520W 1.7.7-180627. This issue affects the function strcpy of the file /goform/formSyslogConf. The manipulation of the argument ServerIp results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

Remote code execution in UTT 520W firmware 1.7.7-180627 allows authenticated attackers to execute arbitrary code via a buffer overflow in the ServerIp parameter of the /goform/formSyslogConf endpoint. Public exploit code exists for this vulnerability, and no patch is currently available from the vendor despite early disclosure attempts. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Authenticate to UTT device

Delivery

Access /goform/formSyslogConf endpoint

Exploit

Inject oversized ServerIp parameter

Execution

Trigger strcpy buffer overflow

Impact

Execute arbitrary code with device privileges

Access

Authenticate to UTT device

Delivery

Access /goform/formSyslogConf endpoint

Exploit

Inject oversized ServerIp parameter

Execution

Trigger strcpy buffer overflow

Impact

Execute arbitrary code with device privileges

Vulnerability AssessmentAI

Exploitation	UTT 进取 520W firmware version 1.7.7-180627 with Syslog configuration interface accessible. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 8.8 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker could exploit this flaw, buffer overflow.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify and inventory all UTT 进取 520W 1.7.7-180627 devices in your network; disable remote access to affected devices if operationally feasible; restrict network access to the /goform/formSyslogConf endpoint via firewall rules. …

Threat intelligence, references, and detailed analysis are available after sign-in.

CVE-2026-2068 vulnerability details – vuln.today

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520w Firmware CVE-2026-2068

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code