Vulnerability identifier: #VU92195

Vulnerability risk: Medium

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-45918

CWE-ID: CWE-476

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 perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in tgetstr in tinfo/lib_termcap.c. A remote attacker can trick the victim to open a specially crafted file with the affected application and perform a denial of service (DoS) attack.

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

Vulnerable software versions

ncurses: 6.4 20230610

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External links
http://lists.gnu.org/archive/html/bug-ncurses/2023-06/msg00005.html
http://security.netapp.com/advisory/ntap-20240315-0006/

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Q & A

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.