CVE-2022-40993 in QUARTZ-GOLD
Summary
by MITRE • 01/27/2023
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 keyword WORD description (WORD|null)' command template.
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Analysis
by VulDB Data Team • 11/05/2025
The CVE-2022-40993 vulnerability represents a critical stack-based buffer overflow affecting the DetranCLI command parsing functionality within Siretta QUARTZ-GOLD G5.0.1.5-210720-141020 network security devices. This vulnerability resides in the command line interface processing mechanism that handles the specific 'firmwall keyword WORD description (WORD|null)' command template, making it particularly dangerous for network infrastructure devices that rely on CLI-based configuration management. The flaw manifests when the system processes malformed input sequences that exceed the allocated stack buffer boundaries, creating potential entry points for malicious actors to execute arbitrary code on the affected device.
The technical implementation of this vulnerability demonstrates a classic stack buffer overflow condition where insufficient input validation occurs during command parsing operations. When an attacker crafts a malicious network packet containing oversized data within the description field of the firewall keyword command, the system fails to properly bounds-check the input before copying it into a fixed-size stack buffer. This allows the overflow to overwrite adjacent stack memory locations including return addresses and control data, potentially enabling attackers to redirect program execution flow. The vulnerability specifically targets the command parsing function that manages firewall configuration commands, making it particularly relevant to network security device management interfaces.
The operational impact of CVE-2022-40993 extends beyond simple privilege escalation to encompass full system compromise and potential network infiltration. An attacker who successfully exploits this vulnerability can execute arbitrary commands with the privileges of the affected service, potentially gaining root access to the device and enabling further lateral movement within the network. This represents a significant threat to network infrastructure security, as the affected QUARTZ-GOLD G5 devices are commonly deployed in enterprise and industrial environments where they serve as critical network security appliances. The vulnerability's network-based exploitation vector means that remote attackers can trigger the overflow without physical access to the device, making it particularly dangerous in environments where network security is paramount.
The vulnerability aligns with CWE-121 Stack-based Buffer Overflow, which specifically addresses buffer overflows occurring in stack memory regions where input data exceeds allocated buffer boundaries. This classification indicates that the flaw exists in the fundamental memory management practices of the command parsing function, where input validation and buffer size checking mechanisms are insufficient. From an ATT&CK framework perspective, this vulnerability maps to T1059.005 Command and Scripting Interpreter: PowerShell and T1068 Exploitation for Privilege Escalation, as successful exploitation would enable attackers to execute commands and potentially escalate privileges. Organizations using Siretta QUARTZ-GOLD devices should implement immediate mitigations including firmware updates from the vendor, network segmentation to limit access to affected devices, and monitoring for suspicious command sequences that might indicate exploitation attempts. The vulnerability underscores the importance of robust input validation and memory safety practices in network security device implementations, particularly in CLI-based management interfaces where complex command parsing operations increase the attack surface.