Vulnerability identifier: #VU12190
Vulnerability risk: High
CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-134
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
ncurses
Universal components / Libraries /
Libraries used by multiple products
Vendor: Free Software Foundation
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists in the fmt_entry function due to use of externally-controlled format string. A remote attacker can submit a specially crafted input and execute arbitrary code.
Successful exploitation of the vulnerability may result in system compromise.
Mitigation
Update to version 6.1.
Vulnerable software versions
ncurses: 6.0
External links
http://bugzilla.redhat.com/show_bug.cgi?id=1464692
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.