AUGUST 4, 2026
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Case File

CVE-2021-41689

HIGH · CVSS 7.5 EPSS 1.73% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-28 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-41689
Severity
HIGH
CVSS
7.5
EPSS
1.73%

Original NVD Description

DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.