Format string error in ncurses - CVE-2019-15547

 

Format string error in ncurses - CVE-2019-15547

Published: November 24, 2019


Vulnerability identifier: #VU22943
CSH Severity: High
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:U/U:Amber
CVE-ID: CVE-2019-15547
CWE-ID: CWE-134
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Jeaye Wilkerson
Affected software:
ncurses

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a format string error in printw() function within the ncurses crate for Rust. A remote attacker can supply a specially crafted input that contains format string specifiers and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2019-15547

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources