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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-41690

DCMTK through 3.6.6 does not handle memory free properly. The malloced memory for storing all file information are recorded in a global variable LST and are not freed properly. Sending specific requests to the dcmqrdb program can incur a memory leak. An attacker can use it to launch a DoS attack.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.8%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2021-41690
  • Offis » Dcmtk » Version: N/A
    cpe:2.3:a:offis:dcmtk:-
  • Offis » Dcmtk » Version: 3.1.0
    cpe:2.3:a:offis:dcmtk:3.1.0
  • Offis » Dcmtk » Version: 3.1.1
    cpe:2.3:a:offis:dcmtk:3.1.1
  • Offis » Dcmtk » Version: 3.1.2
    cpe:2.3:a:offis:dcmtk:3.1.2
  • Offis » Dcmtk » Version: 3.2.0
    cpe:2.3:a:offis:dcmtk:3.2.0
  • Offis » Dcmtk » Version: 3.2.1
    cpe:2.3:a:offis:dcmtk:3.2.1
  • Offis » Dcmtk » Version: 3.3.0
    cpe:2.3:a:offis:dcmtk:3.3.0
  • Offis » Dcmtk » Version: 3.3.1
    cpe:2.3:a:offis:dcmtk:3.3.1
  • Offis » Dcmtk » Version: 3.4.0
    cpe:2.3:a:offis:dcmtk:3.4.0
  • Offis » Dcmtk » Version: 3.4.1
    cpe:2.3:a:offis:dcmtk:3.4.1
  • Offis » Dcmtk » Version: 3.4.2
    cpe:2.3:a:offis:dcmtk:3.4.2
  • Offis » Dcmtk » Version: 3.5.0
    cpe:2.3:a:offis:dcmtk:3.5.0
  • Offis » Dcmtk » Version: 3.5.1
    cpe:2.3:a:offis:dcmtk:3.5.1
  • Offis » Dcmtk » Version: 3.5.2
    cpe:2.3:a:offis:dcmtk:3.5.2
  • Offis » Dcmtk » Version: 3.5.3
    cpe:2.3:a:offis:dcmtk:3.5.3
  • Offis » Dcmtk » Version: 3.5.4
    cpe:2.3:a:offis:dcmtk:3.5.4
  • Offis » Dcmtk » Version: 3.6.0
    cpe:2.3:a:offis:dcmtk:3.6.0
  • Offis » Dcmtk » Version: 3.6.2
    cpe:2.3:a:offis:dcmtk:3.6.2
  • Offis » Dcmtk » Version: 3.6.3
    cpe:2.3:a:offis:dcmtk:3.6.3
  • Offis » Dcmtk » Version: 3.6.4
    cpe:2.3:a:offis:dcmtk:3.6.4
  • Offis » Dcmtk » Version: 3.6.5
    cpe:2.3:a:offis:dcmtk:3.6.5
  • Offis » Dcmtk » Version: 3.6.6
    cpe:2.3:a:offis:dcmtk:3.6.6


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