CVE-2020-19189

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Summary

CVECVE-2020-19189
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-08-22 19:16:01 UTC
Updated2026-07-23 18:58:25 UTC
DescriptionBuffer Overflow vulnerability in postprocess_terminfo function in tinfo/parse_entry.c:997 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.018950000 probability, percentile 0.774610000 (date 2026-07-23)

Problem Types: CWE-787 | n/a

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Application Invisible-island Ncurses 6.1 All All All
Application Netapp Active Iq Unified Manager - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
About the security content of macOS Sonoma 14.2 - Apple Support af854a3a-2127-422b-91ae-364da2661108 support.apple.com
Full Disclosure: APPLE-SA-12-11-2023-4 macOS Sonoma 14.2 af854a3a-2127-422b-91ae-364da2661108 seclists.org
Full Disclosure: APPLE-SA-12-11-2023-5 macOS Ventura 13.6.3 af854a3a-2127-422b-91ae-364da2661108 seclists.org
[SECURITY] [DLA 3586-1] ncurses security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
About the security content of macOS Ventura 13.6.3 - Apple Support af854a3a-2127-422b-91ae-364da2661108 support.apple.com
August 2023 GNU Ncurses Vulnerabilities in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
About the security content of macOS Monterey 12.7.2 - Apple Support af854a3a-2127-422b-91ae-364da2661108 support.apple.com
heap-buffer-overflow, postprocess_terminfo, tinfo/parse_entry.c:997, ncurses 6.1 af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Third Party Advisory
Full Disclosure: APPLE-SA-12-11-2023-6 macOS Monterey 12.7.2 af854a3a-2127-422b-91ae-364da2661108 seclists.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 199863 Ubuntu Security Notification for ncurses Vulnerability (USN-6451-1)
  • 379124 Apple macOS Ventura 13.6.3 Not Installed (HT214038)
  • 379125 Apple macOS Sonoma 14.2 Not Installed (HT214036)
  • 379126 Apple macOS Monterey 12.7.2 Not Installed (HT214037)
  • 6000117 Debian Security Update for ncurses (DLA 3586-1)
  • 674026 EulerOS Security Update for ncurses (EulerOS-SA-2024-1285)

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