CVE-2021-3121
8.6 HIGHAn issue was discovered in GoGo Protobuf before 1.3.2
Published: 2021-01-11 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 8.6 HIGH
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
- CWE
- CWE-129
Affected products
| Vendor | Product |
|---|---|
| golang | consul, protobuf |
| hashicorp | consul, protobuf |
Description
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3121
- [Other]https://discuss.hashicorp.com/t/hcsec-2021-23-consul-exposed-to-denial-of-service-in-gogo-protobuf-dependency/29025
- [Patch]https://github.com/gogo/protobuf/commit/b03c65ea87cdc3521ede29f62fe3ce239267c1bc
- [Patch]https://github.com/gogo/protobuf/compare/v1.3.1...v1.3.2
- [Other]https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E
- [Other]https://lists.apache.org/thread.html/r88d69555cb74a129a7bf84838073b61259b4a3830190e05a3b87994e%40%3Ccommits.pulsar.apache.org%3E
- [Other]https://lists.apache.org/thread.html/rc1e9ff22c5641d73701ba56362fb867d40ed287cca000b131dcf4a44%40%3Ccommits.pulsar.apache.org%3E
- [Other]https://security.netapp.com/advisory/ntap-20210219-0006/
- [Other]https://discuss.hashicorp.com/t/hcsec-2021-23-consul-exposed-to-denial-of-service-in-gogo-protobuf-dependency/29025
- [Patch]https://github.com/gogo/protobuf/commit/b03c65ea87cdc3521ede29f62fe3ce239267c1bc
- [Patch]https://github.com/gogo/protobuf/compare/v1.3.1...v1.3.2
- [Other]https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E
- [Other]https://lists.apache.org/thread.html/r88d69555cb74a129a7bf84838073b61259b4a3830190e05a3b87994e%40%3Ccommits.pulsar.apache.org%3E
- [Other]https://lists.apache.org/thread.html/rc1e9ff22c5641d73701ba56362fb867d40ed287cca000b131dcf4a44%40%3Ccommits.pulsar.apache.org%3E
- [Other]https://security.netapp.com/advisory/ntap-20210219-0006/
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