🛡️ CVE-2026-2847 — 520-firmware

🟠 CVSS 7.2 — High ⚠️ Exploit Public CWE-77 NVD
7.2
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability was detected in UTT HiPER 520 1.7.7-160105. Affected is the function sub_44EFB4 of the file /goform/formReleaseConnect of the component Web Management Interface. The manipulation of the argument Isp_Name results in os command injection. The attack can be launched remotely. The exploit is now public and may be used.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs administrative privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2026-2847 is classified as CWE-77: Command Injection. User input is placed into a command that the system interprets, allowing extra commands to be appended to the intended one.

Affected software

CVE-2026-2847 is recorded against 1 package.

  • 520-firmware

Timeline and source

Published on 20 February 2026 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
vuldb.com
vuldb.com
vuldb.com

Details

Severity HIGH
CVSS Score 7.2
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE CWE-77
Public Exploit ⚠️ Yes
Source NVD
Published 2026-02-20
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
520-firmware — —

References

Permissions Required, VDB Entry https://vuldb.com/?ctiid.347083
Third Party Advisory, VDB Entry https://vuldb.com/?id.347083
Third Party Advisory, VDB Entry https://vuldb.com/?submit.753965

Similar Threats

Exploit Protection

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