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UTT HiPER 2610G CVE-2026-11517

| EUVD-2026-35067 HIGH
Classic Buffer Overflow (CWE-120)
2026-06-08 VulDB GHSA-62vp-x748-29pj
7.4
CVSS 4.0 · NVD
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Severity by source

NVD PRIMARY
7.4 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

5
Analysis Updated
Jun 08, 2026 - 15:43 vuln.today
v3 (cvss_changed)
Analysis Updated
Jun 08, 2026 - 15:42 vuln.today
v2 (cvss_changed)
Re-analysis Queued
Jun 08, 2026 - 15:37 vuln.today
cvss_changed
CVSS changed
Jun 08, 2026 - 15:37 NVD
8.8 (HIGH) 7.4 (HIGH)
Analysis Generated
Jun 08, 2026 - 14:50 vuln.today

DescriptionCVE.org

A vulnerability was determined in UTT HiPER 2610G up to 3.0.0-171107. This impacts the function strcpy of the file /goform/formConfigDnsFilterGlobal. Executing a manipulation of the argument GroupName can lead to buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Stack buffer overflow in UTT HiPER 2610G routers (firmware through 3.0.0-171107) allows authenticated remote attackers to corrupt memory by submitting an oversized GroupName parameter to the /goform/formConfigDnsFilterGlobal endpoint, which passes the input to an unsafe strcpy call. Publicly available exploit code exists (disclosed via VulDB and a GitHub PoC), and successful exploitation can compromise confidentiality, integrity, and availability of the device - typically meaning router takeover or denial of service. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Recon
Identify exposed HiPER 2610G admin UI
Delivery
Obtain low-privilege credentials
Exploit
Authenticate to web interface
Install
POST oversized GroupName to formConfigDnsFilterGlobal
C2
Overflow stack buffer via strcpy
Execute
Hijack control flow on router
Impact
Execute code or crash device

Vulnerability AssessmentAI

Exploitation Requires network reachability to the router's web management interface (typically TCP 80/443 on the LAN, or WAN if remote management is enabled) and valid low-privilege credentials to that interface (CVSS PR:L). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector AV:N/AC:L/AT:N/PR:L/UI:N with VC:H/VI:H/VA:H and E:P (Proof-of-Concept) scores 7.4 High: low-complexity remote attack requiring low privileges (an authenticated session on the management UI) and no user interaction, with high impact on the device. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has obtained low-privilege web UI credentials - for example via phishing, credential reuse, or an exposed default password on an Internet-facing HiPER 2610G - logs in and sends a crafted POST to /goform/formConfigDnsFilterGlobal with an overlong GroupName value. The oversized string overflows the stack buffer inside strcpy, overwriting control data and, using the publicly available PoC from github.com/HungryGoogle/log_attack as a starting point, yields either a crash of the management service or arbitrary code execution on the router. …
Remediation No vendor-released patch identified at time of analysis - the references contain only VulDB tracking entries and a GitHub PoC, with no UTT firmware update linked. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

24 hours: Identify and inventory all UTT HiPER 2610G routers in production; restrict administrative access to these devices from trusted networks only and change any default credentials. …

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CVE-2026-11517 vulnerability details – vuln.today

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