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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2018-25021

The TCP Server module in toxcore before 0.2.8 doesn't free the TCP priority queue under certain conditions, which allows a remote attacker to exhaust the system's memory, causing a denial of service (DoS).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 75.8%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2018-25021
  • Toktok » Toxcore » Version: 0.0.1
    cpe:2.3:a:toktok:toxcore:0.0.1
  • Toktok » Toxcore » Version: 0.0.2
    cpe:2.3:a:toktok:toxcore:0.0.2
  • Toktok » Toxcore » Version: 0.0.3
    cpe:2.3:a:toktok:toxcore:0.0.3
  • Toktok » Toxcore » Version: 0.0.4
    cpe:2.3:a:toktok:toxcore:0.0.4
  • Toktok » Toxcore » Version: 0.0.5
    cpe:2.3:a:toktok:toxcore:0.0.5
  • Toktok » Toxcore » Version: 0.1.0
    cpe:2.3:a:toktok:toxcore:0.1.0
  • Toktok » Toxcore » Version: 0.1.1
    cpe:2.3:a:toktok:toxcore:0.1.1
  • Toktok » Toxcore » Version: 0.1.10
    cpe:2.3:a:toktok:toxcore:0.1.10
  • Toktok » Toxcore » Version: 0.1.11
    cpe:2.3:a:toktok:toxcore:0.1.11
  • Toktok » Toxcore » Version: 0.1.2
    cpe:2.3:a:toktok:toxcore:0.1.2
  • Toktok » Toxcore » Version: 0.1.3
    cpe:2.3:a:toktok:toxcore:0.1.3
  • Toktok » Toxcore » Version: 0.1.4
    cpe:2.3:a:toktok:toxcore:0.1.4
  • Toktok » Toxcore » Version: 0.1.5
    cpe:2.3:a:toktok:toxcore:0.1.5
  • Toktok » Toxcore » Version: 0.1.6
    cpe:2.3:a:toktok:toxcore:0.1.6
  • Toktok » Toxcore » Version: 0.1.7
    cpe:2.3:a:toktok:toxcore:0.1.7
  • Toktok » Toxcore » Version: 0.1.8
    cpe:2.3:a:toktok:toxcore:0.1.8
  • Toktok » Toxcore » Version: 0.1.9
    cpe:2.3:a:toktok:toxcore:0.1.9
  • Toktok » Toxcore » Version: 0.2.0
    cpe:2.3:a:toktok:toxcore:0.2.0
  • Toktok » Toxcore » Version: 0.2.1
    cpe:2.3:a:toktok:toxcore:0.2.1
  • Toktok » Toxcore » Version: 0.2.2
    cpe:2.3:a:toktok:toxcore:0.2.2
  • Toktok » Toxcore » Version: 0.2.3
    cpe:2.3:a:toktok:toxcore:0.2.3
  • Toktok » Toxcore » Version: 0.2.4
    cpe:2.3:a:toktok:toxcore:0.2.4
  • Toktok » Toxcore » Version: 0.2.5
    cpe:2.3:a:toktok:toxcore:0.2.5
  • Toktok » Toxcore » Version: 0.2.6
    cpe:2.3:a:toktok:toxcore:0.2.6
  • Toktok » Toxcore » Version: 0.2.7
    cpe:2.3:a:toktok:toxcore:0.2.7


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