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Servers and applications

CVE-2021-24122

When serving resources from a network location using the NTFS file system, Apache Tomcat versions 10.0.0-M1 to 10.0.0-M9, 9.0.0.M1 to 9.0.39, 8.5.0 to 8.5.59 and 7.0.0 to 7.0.106 were susceptible to JSP source code disclosure in some configurations. The root cause was the unexpected behaviour of the JRE API File.getCanonicalPath() which in turn was caused by the inconsistent behaviour of the…

Severity
Medium 5.9
Published
14 Jan 2021
Last changed
8 Oct 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
Apache TomcatServers and applications · cpe:a:apache:tomcat
  • Version 10.0.0-milestone9
  • Version 10.0.0-milestone8
  • Version 10.0.0-milestone7
  • Version 10.0.0-milestone6
All 39 release lines
  • From 7.0.0 up to 7.0.106
  • From 8.5.0 up to 8.5.59
  • Version 9.0.0-milestone1
  • Version 9.0.0-milestone2
  • Version 9.0.0-milestone3
  • Version 9.0.0-milestone4
  • Version 9.0.0-milestone5
  • Version 9.0.0-milestone6
  • Version 9.0.0-milestone7
  • Version 9.0.0-milestone8
  • Version 9.0.0-milestone9
  • Version 9.0.0-milestone10
  • Version 9.0.0-milestone11
  • Version 9.0.0-milestone12
  • Version 9.0.0-milestone13
  • Version 9.0.0-milestone14
  • Version 9.0.0-milestone15
  • Version 9.0.0-milestone16
  • Version 9.0.0-milestone17
  • Version 9.0.0-milestone18
  • Version 9.0.0-milestone19
  • Version 9.0.0-milestone20
  • Version 9.0.0-milestone21
  • Version 9.0.0-milestone22
  • Version 9.0.0-milestone23
  • Version 9.0.0-milestone24
  • Version 9.0.0-milestone25
  • Version 9.0.0-milestone26
  • Version 9.0.0-milestone27
  • From 9.0.1 up to 9.0.39
  • Version 10.0.0-milestone1
  • Version 10.0.0-milestone2
  • Version 10.0.0-milestone3
  • Version 10.0.0-milestone4
  • Version 10.0.0-milestone5
  • Version 10.0.0-milestone6
  • Version 10.0.0-milestone7
  • Version 10.0.0-milestone8
  • Version 10.0.0-milestone9

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-24122
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-24122