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Deserialization of Untrusted Data

CVE-2020-8164

High
7.5/10

Summary

A deserialization of untrusted data vulnerability exists in rails 5.0.x prior to 5.2.4.3, rails 6.0.x prior to 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-502 - Deserialization of Untrusted Data

Deserialization of untrusted data vulnerabilities enable an attacker to replace or manipulate a serialized object, replacing it with malicious data. When the object is deserialized at the victim's end the malicious data is able to compromise the victim’s system. The exploit can be devastating, its impact may range from privilege escalation, broken access control, or denial of service attacks to allowing unauthorized access to the application's internal code and logic which can compromise the entire system.

References

Advisory Timeline

  • Published