VYPR
High severity8.8NVD Advisory· Published Jun 3, 2026

CVE-2026-35085

CVE-2026-35085

Description

A stack buffer overflow in gdv-serverconfig allows a privileged attacker to gain root access.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

A stack buffer overflow in gdv-serverconfig allows a privileged attacker to gain root access.

Vulnerability

A stack-based buffer overflow vulnerability exists in the gdv-serverconfig component of MBS Universal Gateways (UGW-A-Series, UGW-X-Series) affecting version V6_0_0_5 and earlier. This flaw stems from insufficient input validation and a lack of bounds checking in several CGI methods [1].

Exploitation

An attacker with user privileges can exploit this vulnerability by sending specially crafted input to the affected CGI methods. This input triggers the stack buffer overflow, allowing the attacker to execute arbitrary code [1].

Impact

Successful exploitation of this vulnerability allows an attacker to execute arbitrary code with root privileges, leading to a full system compromise. This could result in unauthorized access and control over the affected gateway device [1].

Mitigation

Version V6_0_0_6 and later are expected to address this vulnerability. No specific patch release date has been disclosed yet. Users are advised to update to a fixed version once available. Further mitigation details are not yet disclosed in the available references [1].

AI Insight generated on Jun 3, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

1

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

1

News mentions

0

No linked articles in our index yet.