Buffer overflow in radare2 - CVE-2017-16357
Published: November 1, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU37993
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-16357
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Radare
Affected software:
radare2
radare2
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In radare 2.0.1, a memory corruption vulnerability exists in store_versioninfo_gnu_verdef() and store_versioninfo_gnu_verneed() in libr/bin/format/elf/elf.c, as demonstrated by an invalid free. This error is due to improper sh_size validation when allocating memory.
How to mitigate CVE-2017-16357
Install update from vendor's website.