Advisories

Angel through 3.3.0 Unauthenticated Kryo Deserialization of Arbitrary Classes

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severity
critical
date
Affecting
  • angel <= 3.3.0

CWE
  • CWE-502 Deserialization of Untrusted Data
CVSS
9.2
CVSS V4 Vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
George Chen
Description
Angel through 3.3.0 deserializes untrusted setAlgoMetrics payload using Kryo without class registration or allowlist validation. Unauthenticated network attackers can instantiate arbitrary classes or exhaust coordinator memory by sending crafted serialized objects to the master RPC endpoint.

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