Description

The protojson.Unmarshal function can enter an infinite loop when unmarshaling certain forms of invalid JSON. This condition can occur when unmarshaling into a message which contains a google.protobuf.Any value, or when the UnmarshalOptions.DiscardUnknown option is set.

Classification

CVE ID: CVE-2024-24786

Affected Products

Vendor: google.golang.org/protobuf

Product: google.golang.org/protobuf/encoding/protojson

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 18.39% (scored less or equal to compared to others)

EPSS Date: 2025-03-14 (when was this score calculated)

References

https://go.dev/cl/569356
https://pkg.go.dev/vuln/GO-2024-2611
https://lists.fedoraproject.org/archives/list/[email protected]/message/JDMBHAVSDU2FBDZ45U3A2VLSM35OJ2HU/
http://www.openwall.com/lists/oss-security/2024/03/08/4
https://security.netapp.com/advisory/ntap-20240517-0002/

Timeline