#VU49040 Input validation error in xstream - CVE-2020-26259
Published: December 16, 2020 / Updated: December 17, 2024
Vulnerability identifier: #VU49040
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2020-26259
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
xstream
xstream
Software vendor:
XStream
XStream
Description
The vulnerability allows a remote attacker to delete arbitrary files on the system.
The vulnerability exists due to insufficient validation of user-supplied input within the blacklisting feature. A remote attacker can pass specially crafted input to the application and delete arbitrary files on the system.
Remediation
Install updates from vendor's website.