What is CVE-2018-19211?

CVE-2018-19211 is a medium-severity vulnerability in Gnu Ncurses, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2018-11-12.

How severe is CVE-2018-19211?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2018-19211 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Gnu Ncurses

CVE-2018-19211

In ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a denial of service attack. The product proceeds to the dereference code path even after a "dubious character `*' in name or alias field" detection.

EPSS: 0.009 (54.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Gnu Ncurses — versions 6.1
Invisible-island Ncurses — versions 6.1
N/a — versions n/a

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2018-19211?: CVE-2018-19211 is a medium-severity vulnerability in Gnu Ncurses, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2018-11-12.
How severe is CVE-2018-19211?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-19211 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.