All vulnerabilities

Servers and applications

CVE-2021-29221

A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with "erlsrv.exe" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe…

Severity
High 7.0
Published
9 Apr 2021
Last changed
17 Jun 2026
Added to UpHeron
16 Oct 2026
Fixed in
23.2.3
Sources
NVD

Affected software

SoftwareAffected versions
Erlang/OTPServers and applications · cpe:a:erlang:erlang\/otp
  • Every version before 23.2.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-29221
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-29221