QID 994813

Date Published: 2023-08-14

QID 994813: Java (Maven) Security Update for org.apache.flex.blazeds:blazeds (GHSA-w8v7-prhw-xjpw)

Previous versions of Apache Flex BlazeDS (4.7.2 and earlier) did not restrict which types were allowed for AMF(X) object deserialization by default. During the deserialization process code is executed that for several known types has undesired side-effects. Other, unknown types may also exhibit such behaviors. One vector in the Java standard library exists that allows an attacker to trigger possibly further exploitable Java deserialization of untrusted data. Other known vectors in third party libraries can be used to trigger remote code execution.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as High - 7.5 severity.
  • Solution
    Refer to Github security advisory GHSA-w8v7-prhw-xjpw for updates and patch information.
    Vendor References

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