Permissions, Privileges, and Access Controls in GNU C Library (glibc) - CVE-2019-1010023
Published: July 15, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35721
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2019-1010023
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
GNU Libc current is affected by: Re-mapping current loaded libray with malicious ELF file. The impact is: In worst case attacker may evaluate privileges. The component is: libld. The attack vector is: Attacker sends 2 ELF files to victim and asks to run ldd on it. ldd execute code.
Affected software
GNU C Library (glibc)
How to mitigate CVE-2019-1010023
Install update from vendor's website.