Man-in-the-middle attack in apt (Debian package) - CVE-2019-3462

 

Man-in-the-middle attack in apt (Debian package) - CVE-2019-3462

Published: January 23, 2019


Vulnerability identifier: #VU17180
CSH Severity: Medium
CVSS v4.0: 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:P/U:Green
CVE-ID: CVE-2019-3462
CWE-ID: CWE-300
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Debian
Affected software:
apt (Debian package)

Detailed vulnerability description

The vulnerability allows a remote attacker to conduct man-in-the-middle attack on the target system.

The weakness exists due to code handling HTTP redirects in the HTTP transport method doesn't properly sanitize fields transmitted over the wire. A remote attacker can use man-in-the-middle attack techniques to inject malicious content in the HTTP connection and execute arbitrary code with root privileges.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2019-3462

Update to version 1.4.9.

Sources