Ubuntu.comUB:CVE-2017-16879CVE-2017-16879
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.004 Low
EPSS
Percentile
72.1%
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.
Bugs
Notes
| Author | Note |
|---|---|
| seth-arnold | The Debian bug suggests tic(1) is the only caller, in which case this would be a ‘low’ bug; I couldn’t quickly verify this claim. |
References
invisible-island.net/ncurses/NEWS.html#t20171125
packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Service.html
launchpad.net/bugs/cve/CVE-2017-16879
nvd.nist.gov/vuln/detail/CVE-2017-16879
security-tracker.debian.org/tracker/CVE-2017-16879
ubuntu.com/security/notices/USN-5477-1
www.cve.org/CVERecord?id=CVE-2017-16879
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.004 Low
EPSS
Percentile
72.1%