Description
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.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- invisible-island / ncurses6.0 – 6.0
References
- EXPLOIThttp://packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Service.html
- MISChttps://security.gentoo.org/glsa/201804-13
- MISChttp://invisible-island.net/ncurses/NEWS.html#t20171125
- VENDOR_ADVISORYhttps://tools.cisco.com/security/center/viewAlert.x?alertId=57695
- MAILING_LISThttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- MAILING_LISThttps://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
Updated 27m ago · 8 sources