CVE-2022-36279
Published: 26 January 2023
Summary
CVE-2022-36279 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Siretta Quartz-Gold Firmware. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 7.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2022-36279 is a stack-based buffer overflow in the delfile.cgi handler of the httpd web server component on Siretta QUARTZ-GOLD devices running firmware G5.0.1.5-210720-141020. The issue, tracked as CWE-120, allows a malformed HTTP request to corrupt the stack and is rated 8.8 under CVSS 3.1 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
An attacker who can reach the device over the network and possesses low-privileged credentials may submit a crafted request that triggers the overflow, resulting in remote code execution and full control over the affected appliance.
The vulnerability was publicly detailed in a Talos Intelligence technical report (TALOS-2022-1605) that supplies the proof-of-concept request and analysis; no vendor patch or mitigation guidance appears in the available references. The associated EPSS score has remained flat at 0.0889 with no material post-disclosure increase.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-38996
Vulnerability details
A stack-based buffer overflow vulnerability exists in the httpd delfile.cgi functionality of Siretta QUARTZ-GOLD G5.0.1.5-210720-141020. A specially-crafted HTTP request can lead to remote code execution. An attacker can send an HTTP request to trigger this vulnerability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.