CVE-2021-3121 Information
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An issue was discovered in GoGo Protobuf before 1.3.2. plugin/unmarshal/unmarshal.go lacks certain index validation aka the \skippy peanut butter\ issue.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Reference
https://github.com/gogo/protobuf/compare/v1.3.1…v1.3.2 https://github.com/gogo/protobuf/commit/b03c65ea87cdc3521ede29f62fe3ce239267c1bc https://lists.apache.org/thread.html/rc1e9ff22c5641d73701ba56362fb867d40ed287cca000b131dcf4a44@%3Ccommits.pulsar.apache.org%3E https://lists.apache.org/thread.html/r88d69555cb74a129a7bf84838073b61259b4a3830190e05a3b87994e@%3Ccommits.pulsar.apache.org%3E https://security.netapp.com/advisory/ntap-20210219-0006/ https://discuss.hashicorp.com/t/hcsec-2021-23-consul-exposed-to-denial-of-service-in-gogo-protobuf-dependency/29025 https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E
Attack Complexity
LOW
Privileges Required
NONE
User Interaction Required
NONE
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
LOW
Availability Impact
LOW
Base Score
HIGH
Base Severity
8.6