Security readout for executives and security teams
Plain-English summary
CVE-2026-2904 is a critical buffer overflow in UTT HiPER 810G firmware version 1.7.7-171114. A remote authenticated attacker could potentially gain full control of the device. Public exploit information is reported, but the provided sources do not show confirmed active exploitation.
Executive priority
Treat as urgent for any deployed UTT HiPER 810G on the affected firmware, especially internet-accessible or broadly reachable devices. Prioritize containment and vendor guidance because public exploit information exists and device compromise could affect network availability and trust.
Technical view
The issue affects strcpy handling in /goform/ConfigExceptAli on UTT HiPER 810G 1.7.7-171114. VulDB classifies it as CWE-119/CWE-120 with CVSS 2.0 score 9.0, network attack vector, low complexity, and authentication required. Public proof-of-concept availability is indicated.
Likely exposure
Exposure is most likely where UTT HiPER 810G management interfaces are reachable by untrusted networks and running firmware 1.7.7-171114. Authentication appears required, reducing opportunistic risk but increasing concern for reused, weak, or compromised credentials.
Exploitation context
Sources state the vulnerability can be launched remotely and that exploit details have been publicly disclosed. There is no CISA KEV listing in the provided bundle and no cited evidence of active exploitation.
Researcher notes
Evidence is limited to the CVE/VulDB bundle and linked public disclosure. The provided data names one affected version and does not identify a patch, workaround, or active exploitation. Avoid assuming other UTT models or firmware releases are affected without vendor confirmation.
Mitigation direction
- Identify any UTT HiPER 810G devices running firmware 1.7.7-171114.
- Check UTT or device supplier guidance for firmware updates or vendor-recommended mitigations.
- Restrict management interface access to trusted administrative networks only.
- Require strong, unique administrator credentials and review account access.
- Monitor device logs for unusual authenticated configuration activity.
Validation and detection
- Inventory UTT HiPER 810G assets and record firmware versions.
- Confirm whether /goform/ConfigExceptAli is present on affected firmware.
- Verify management interfaces are not exposed to the public internet.
- Review authentication logs for unexpected administrative sessions.
- Track VulDB, CVE, and vendor sources for updated remediation information.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-119: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCWE-120: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-2904 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9 (2.0)
- Known Exploited
- No
- Published
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR810Primary CVE scoreVulnerability scoring details
Base CVSS 2.0 score
9CriticalVector: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Source materials
- CVE List V5 sourceCVE List V5
- VDB-347213 | UTT HiPER 810G ConfigExceptAli strcpy buffer overflowCVE reference · vdb-entry, technical-description
- VDB-347213 | CTI Indicators (IOB, IOC, IOA)CVE reference · signature, permissions-required
- Submit #755113 | UTT HiPER 810G v3v1.7.7-171114 Buffer OverflowCVE reference · third-party-advisory
- https://vuln.ricky.place/UTT/HiPER%20810G/CVE reference · exploit
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.