CVE-2017-16879
moderate-risk
Published 2017-11-22
Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry.c in ncurses 6.0 allows attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted terminfo file, as demonstrated by tic.
Do I need to act?
-
0.44% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (12)
Vendor Advisory
http://invisible-island.net/ncurses/NEWS.html#t20171125
Third Party Advisory
http://packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Servic...
Third Party Advisory
https://security.gentoo.org/glsa/201804-13
Permissions Required
https://tools.cisco.com/security/center/viewAlert.x?alertId=57695
Vendor Advisory
http://invisible-island.net/ncurses/NEWS.html#t20171125
Third Party Advisory
http://packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Servic...
Third Party Advisory
https://security.gentoo.org/glsa/201804-13
Permissions Required
https://tools.cisco.com/security/center/viewAlert.x?alertId=57695
31
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
2/34 · Minimal
Exposure
5/34 · Minimal