Buffer Overflow Vulnerability in Ncurses by Tinfo
CVE-2020-19186

6.5MEDIUM

Key Information:

Vendor

Gnu
Status
Ncurses
Vendor
CVE Published:
22 August 2023

What is CVE-2020-19186?

A buffer overflow vulnerability exists in the _nc_find_entry function within the tinfo/comp_hash.c file in ncurses version 6.1. This flaw allows remote attackers to exploit the vulnerable software, leading to a denial of service condition through specially crafted commands. Attackers can leverage this vulnerability to disrupt service availability, emphasizing the importance of timely security updates and careful input validation.

References

https://github.com/zjuchenyuan/fuzzpoc/blob/master/infoto...
https://security.netapp.com/advisory/ntap-20231006-0005/
https://support.apple.com/kb/HT214038

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.