Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2020-19189
Medium 6.5
In plain English
A medium-severity security flaw in the ncurses package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)2.3%top 16.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | ncurses | 6.1+20191019-1 | DEBIAN-CVE-2020-19189 |
| Debian:13 | ncurses | 6.1+20191019-1 | DEBIAN-CVE-2020-19189 |
| Debian:14 | ncurses | 6.1+20191019-1 | DEBIAN-CVE-2020-19189 |
Affected products (as reported)
References
- https://github.com/zjuchenyuan/fuzzpoc/blob/master/infotocap_poc5.md
- [debian-lts-announce] 20230928 [SECURITY] [DLA 3586-1] ncurses security update mailing-list
- https://security.netapp.com/advisory/ntap-20231006-0005/
- https://support.apple.com/kb/HT214038
- https://support.apple.com/kb/HT214036
- https://support.apple.com/kb/HT214037
- 20231212 APPLE-SA-12-11-2023-4 macOS Sonoma 14.2 mailing-list
- 20231212 APPLE-SA-12-11-2023-5 macOS Ventura 13.6.3 mailing-list
- 20231212 APPLE-SA-12-11-2023-6 macOS Monterey 12.7.2 mailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html