#VU65663 Out-of-bounds write in grpc - CVE-2017-7861
Published: July 21, 2022
Vulnerability identifier: #VU65663
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-7861
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
grpc
grpc
Software vendor:
Google
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in gpr_free() function in core/lib/support/alloc.c. A remote attacker can send a specially crafted file, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.