Buffer overflow in Grpc

CVE-2017-9431

Google gRPC before 2017-04-05 has an out-of-bounds write caused by a heap-based buffer overflow related to core/lib/iomgr/error.c.

Vulnerability class: Buffer Overflow

EPSS: 0.024 (82.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Grpc
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, VDB Entry, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-9431?: CVE-2017-9431 is a critical-severity vulnerability in Grpc, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2017-06-05.
How severe is CVE-2017-9431?: Critical severity. CVSS v3 base score is 9.8 out of 10.