Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-bq9n-jd6r-7ffc
Vulnerability ID VCID-bq9n-jd6r-7ffc
Aliases CVE-2017-8359
PYSEC-2017-101
Summary Google gRPC before 2017-03-29 has an out-of-bounds write caused by a heap-based use-after-free related to the grpc_call_destroy function in core/lib/surface/call.c.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
epss 0.01818 https://api.first.org/data/v1/epss?cve=CVE-2017-8359
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-8359
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-8359
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-8359
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=726
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8359
https://github.com/grpc/grpc/commit/6544a2d5d9ecdb64214da1d228886a7d15bbf5c7
https://github.com/grpc/grpc/pull/10353
https://nvd.nist.gov/vuln/detail/CVE-2017-8359
https://pypi.org/project/grpcio
http://www.securityfocus.com/bid/98280
cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-8359
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-8359
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.82795
EPSS Score 0.01818
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:41:30.378735+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/grpcio/PYSEC-2017-101.yaml 38.0.0