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Vulnerable Software

Vulnerability Details CVE-2021-29433

Sydent is a reference Matrix identity server. In Sydent versions 2.2.0 and prior, sissing input validation of some parameters on the endpoints used to confirm third-party identifiers could cause excessive use of disk space and memory leading to resource exhaustion. A patch for the vulnerability is in version 2.3.0. No workarounds are known to exist.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 51.3%
CVSS Severity
CVSS v3 Score 4.3
CVSS v2 Score 4.0
Products affected by CVE-2021-29433
  • Matrix » Sydent » Version: N/A
    cpe:2.3:a:matrix:sydent:-
  • Matrix » Sydent » Version: 1.0.0
    cpe:2.3:a:matrix:sydent:1.0.0
  • Matrix » Sydent » Version: 1.0.1
    cpe:2.3:a:matrix:sydent:1.0.1
  • Matrix » Sydent » Version: 1.0.2
    cpe:2.3:a:matrix:sydent:1.0.2
  • Matrix » Sydent » Version: 1.0.3
    cpe:2.3:a:matrix:sydent:1.0.3
  • Matrix » Sydent » Version: 2.0.0
    cpe:2.3:a:matrix:sydent:2.0.0
  • Matrix » Sydent » Version: 2.0.1
    cpe:2.3:a:matrix:sydent:2.0.1
  • Matrix » Sydent » Version: 2.1.0
    cpe:2.3:a:matrix:sydent:2.1.0
  • Matrix » Sydent » Version: 2.2.0
    cpe:2.3:a:matrix:sydent:2.2.0


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