Out-of-bounds Read in Gnu Ncurses

CVE-2019-17595

There is a heap-based buffer over-read in the fmt_entry function in tinfo/comp_hash.c in the terminfo library in ncurses before 6.1-20191012.

Vulnerability class: Buffer Overflow

EPSS: 0.020 (79.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (Exploit, Mailing List, x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2019-17595?
CVE-2019-17595 is a medium-severity vulnerability in Gnu Ncurses, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2019-10-14.
How severe is CVE-2019-17595?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2019-17595 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.