Double Free in VxWorks - CVE-2020-10647
Published: April 28, 2020
Vulnerability identifier: #VU27381
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-10647
CWE-ID: CWE-415
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the VxWorks tftp client library. A remote attacker can trigger double free error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
VxWorks
How to mitigate CVE-2020-10647
Install updates from vendor's website.
VxWorks - addressed in versions 6.9.4.12 RCPL1, 7 SR0640