CVE-2022-41021 Memory corruption in QUARTZ-GOLD

High 7.2 Published 26 Jan 2023 Updated 4 Nov 2025

A stack-based buffer overflow in Siretta QUARTZ-GOLD allows remote attackers to execute arbitrary commands via crafted network packets.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-41021?

CVE-2022-41021 is a high-severity memory corruption vulnerability in Siretta Quartz-Gold Firmware, published on 26 Jan 2023. An attacker needs administrator access to exploit it, with no action from the victim.

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 'vpn l2tp advanced name WORD dns (yes|no) mtu <128-16384> mru <128-16384> auth (on|off) password (WORD|null) options WORD' command template.

Weakness: CWE-787, CWE-120

Which versions are affected by CVE-2022-41021?

It affects 1 product.

Products include Siretta Quartz-Gold Firmware.

How do I fix CVE-2022-41021?

No fix has been published for CVE-2022-41021 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-41021 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-41021 exists.

All Siretta Quartz-Gold Firmware vulnerabilities

Sources

Also known as GHSA-2ppg-jmhh-7wx9.