Is CVE-2022-40991 actively exploited?

No active exploitation of CVE-2022-40991 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-40991 be exploited remotely?

Yes. CVE-2022-40991 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2022-40991?

CVE-2022-40991 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2022-40991

CWE-120Published: January 26, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Several stack-based buffer overflow vulnerabilities exist in the DetranCLI command parsing functionality of Siretta QUARTZ-GOLD G5.0.1.5-210720-141020. A specially-crafted network packet can lead to arbitrary command execution. An attacker can send a sequence of requests to trigger these vulnerabilities.This buffer overflow is in the function that manages the 'firmwall domain WORD description (WORD|null)' command template.

NVD Source

Risk Analysis

Siretta QUARTZ-GOLD devices are susceptible to a stack-based buffer overflow in the DetranCLI command parsing function. An attacker can exploit this remotely to execute arbitrary commands on the system. The critical CVSS score of 9.8 necessitates urgent remediation.

No public exploit is currently known, and it is not tracked in the KEV list. The vulnerability is remotely exploitable.

Recommended Action

Upgrade to the latest firmware version for the QUARTZ-GOLD device. Avoid exposing the management interface to the public internet.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2022-40991 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.