PT-2018-3797 · Ncurses+2 · Ncurses+2

Chung-Yi Lin · Published 2018-10-28 · Updated 2022-06-14 · CVE-2018-19211

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions ncurses versions 6.1

Description The issue is related to a NULL pointer dereference in the nc parse entry function of the ncurses library, which can be exploited to cause a denial of service. This occurs even after the detection of a "dubious character `*' in name or alias field".

Recommendations For ncurses version 6.1, consider applying a patch or fix to resolve the NULL pointer dereference issue in the nc parse entry function to prevent potential denial of service attacks.

Exploit

Fix

DoS

NULL Pointer Dereference

Buffer Overflow

Weakness Enumeration

CWE-476

CWE-119

Related Identifiers

BDU:2022-03954

CVE-2018-19211

OPENSUSE-SU-2018_4034-1

OPENSUSE-SU-2018_4055-1

SUSE-SU-2018:3967-1

SUSE-SU-2018:4000-1

SUSE-SU-2018_3967-1

SUSE-SU-2018_4000-1

USN-5477-1

Affected Products

Suse

Ubuntu

Ncurses

References · 47

• 🔥 https://bugzilla.redhat.com/show_bug.cgi?id=1643754 · Exploit
• https://ubuntu.com/security/CVE-2019-17595 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-07626 · Security Note
• https://bdu.fstec.ru/vul/2023-00296 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17594 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29458 · Security Note
• https://ubuntu.com/security/CVE-2017-16879 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:3967-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-19211 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-19211 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-19211 · Security Note
• https://osv.dev/vulnerability/CVE-2018-19211 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:4000-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5477-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01854 · Security Note