Vulnerability in Google Google-protobuf
CVE-2021-22569
An issue in protobuf-java allowed the interleaving of com.google.protobuf.UnknownFieldSet fields in such a way that would be processed out of order. A small malicious payload can occupy the parser for several minutes by creating large numb…
EPSS: 0.017 (74.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Google Google-protobuf
- Google Protobuf-java
- Google Protobuf-kotlin
- Google Llc Google-protobuf [Jruby Gem] — versions unspecified
- Google Llc Protobuf-java — versions unspecified
- Google Llc Protobuf-kotlin — versions unspecified
- Oracle Communications_cloud_native_core_console — versions 1.9.0
- Oracle Communications_cloud_native_core_network_repository_function — versions 1.15.0, 1.15.1
- Oracle Communications_cloud_native_core_policy — versions 1.15.0
- Oracle Spatial_and_graph_mapviewer — versions 19c, 21c
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve-coordination@google.com (Exploit, Mailing List, Issue Tracking, Vendor Advisory)
- cve-coordination@google.com (Vendor Advisory)
- cve-coordination@google.com (mailing-list, Mailing List, Third Party Advisory)
- cve-coordination@google.com (mailing-list, Mailing List, Third Party Advisory)
- cve-coordination@google.com (Patch, Third Party Advisory)
- cve-coordination@google.com (mailing-list)
Frequently asked questions
- What is CVE-2021-22569?
- CVE-2021-22569 is a high-severity vulnerability in Google Google-protobuf, classified under CWE-696. CVSS score: 7.5/10. Published 2022-01-10.
- How severe is CVE-2021-22569?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-22569 known to be exploited?
- 16 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.