CVE catalog
CVE-2020-19189
ncurses: CVE-2020-19189
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.29% · Oct 27, 2026
Buffer 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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ncurses | sid | 6.6+20260608-2 | fixed |
| Debian | ncurses | forky | 6.6+20260608-2 | fixed |
| Debian | ncurses | trixie | 6.5+20250216-2 | fixed |
| Debian | ncurses | bookworm | 6.4-4 | fixed |
| Cpe | ncurses | Not reported | Not reported | unknown |
| Cpe | active_iq_unified_manager | Not reported | Not reported | unknown |
| Cpe | debian_linux | Not reported | Not reported | unknown |
| Ubuntu | ncurses | pro | 6.0+20160625-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20171125-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04.1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04.1+esm1 | fixed |
| Ubuntu | ncurses | pro | 6.0+20160625-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20171125-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04.1 | vulnerable |
| Ubuntu | ncurses | pro | 6.1-1ubuntu1.18.04.1+esm1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ncurses | source | sid | 6.1+20191019-1 | not yet assigned | Not reported | Not reported |
| Debian | ncurses | source | forky | 6.1+20191019-1 | not yet assigned | Not reported | Not reported |
| Debian | ncurses | source | trixie | 6.1+20191019-1 | not yet assigned | Not reported | Not reported |
| Debian | ncurses | source | bookworm | 6.1+20191019-1 | not yet assigned | Not reported | Not reported |
| Ubuntu | ncurses | deb | pro | 6.1-1ubuntu1.18.04.1+esm1 | Not reported | USN-6451-1 | Not reported |
| Ubuntu | ncurses | deb | pro | 6.1-1ubuntu1.18.04.1+esm1 | Not reported | UBUNTU-CVE-2020-19189 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [lib32ncurses6]Fixed
Source package: [ncurses]
Details (1)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [lib32ncurses-dev]Fixed
Source package: [ncurses]
Details (1)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [lib32ncursesw6]Fixed
Source package: [ncurses]
Details (1)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [lib32tinfo6]Fixed
Source package: [ncurses]
Details (1)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncurses5]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncurses5-dev]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncurses6]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncurses-dev]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncursesw5]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncursesw5-dev]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libncursesw6]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libtinfo5]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libtinfo6]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [libtinfo-dev]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [ncurses-base]Fixed
Source package: [ncurses]
Details (2)
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [ncurses-bin]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [ncurses-doc]Fixed
Source package: [ncurses]
Details (2)
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [ncurses-examples]Fixed
Source package: [ncurses]
Details (2)
6.4-4· amd64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· arm64 · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
- [ncurses-term]Fixed
Source package: [ncurses]
Details (2)
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
6.4-4· all · bookwormFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · bookworm; dsa · ncurses · debian · 12
[Debian 13 (Trixie)]
- [lib32ncurses6]Fixed
Source package: [ncurses]
Details (1)
6.5+20250216-2· amd64 · trixieFixed · Fixed:
6.1+20191019-1dsa · ncurses · debian · 13
Observed:
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-398330.json]
- [https://ftp.suse.com/pub/projects/security/]
- [https://nvd.nist.gov/vuln/detail/CVE-2020-19189]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2020-19189]
- [https://osv.dev/vulnerability/DLA-3586-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2020-19189]
- [https://osv.dev/vulnerability/USN-6451-1]
- [https://security-tracker.debian.org/tracker/CVE-2020-19189]
- [https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-19189.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2587.json]
[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]