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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-41688

DCMTK through 3.6.6 does not handle memory free properly. The object in the program is free but its address is still used in other locations. Sending specific requests to the dcmqrdb program will incur a double free. 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-2021-41688
  • 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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