How severe is CVE-2021-38692?

This vulnerability has a severity rating of CRITICAL with a CVSS score of 9.8 out of 10.

What type of vulnerability is CVE-2021-38692?

This is classified as CWE-120, which is a common weakness in software security.

CVE-2021-38692 - CRITICAL Severity | CVSS 9.8

Vulnerability Description

A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later

Related Vulnerabilities

CVE-2006-3100

CRITICAL

CVSS:9.8(Critical)

termpkg 3.3 suffers from buffer overflow.

CWE-1202006

CVE-2006-6024

CRITICAL

CVSS:9.8(Critical)

Multiple buffer overflows in Eudora Worldmail, possibly Worldmail 3 version 6.1.22.0, have unknown impact and attack vectors, as demonstrated by the (1) "Eudora WorldMail stack overflow" and (2) "Eudo...

CWE-1202006

CVE-2009-0948

CRITICAL

CVSS:9.8(Critical)

Multiple buffer overflows in the (1) cdf_read_sat, (2) cdf_read_long_sector_chain, and (3) cdf_read_ssat function in file before 5.02.

CWE-1202009

CVE-2009-5041

CRITICAL

CVSS:9.8(Critical)

overkill has buffer overflow via long player names that can corrupt data on the server machine

CWE-1202009

CVE-2010-1205

CRITICAL

CVSS:9.8(Critical)

Buffer overflow in pngpread.c in libpng before 1.2.44 and 1.4.x before 1.4.3, as used in progressive applications, might allow remote attackers to execute arbitrary code via a PNG image that triggers ...

CWE-1202010

CVE-2010-5333

CRITICAL

CVSS:9.8(Critical)

The web server in Integard Pro and Home before 2.0.0.9037 and 2.2.x before 2.2.0.9037 has a buffer overflow via a long password in an administration login POST request, leading to arbitrary code execu...

CWE-1202010