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CVE-2023-45612

In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.3.5
7 proofs of concept on GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • JetBrains Ktor

    fixed in 2.3.5

References 8

jetbrains.com

GitHub · aecelen/ktor-xxe-poc

GitHub · clemfavre/cve-2023-45612_exploit

GitHub · infernosalex/CVE-2023-45612-PoC

GitHub · ksaweryr/CVE-2023-45612-PoC

GitHub · razvanclaudiu/ktor-xxe-poc

GitHub · seraphimi/ktor-xxe

GitHub · stefan-500/ktor-cve-2023-45612-poc