CVE-2017-16879

Current 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.

Basic Data

PublishedNovember 22, 2017
Last ModifiedOctober 21, 2018
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-119
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score6.8
SeverityMEDIUM
Exploitability Score8.6
Impact Score6.4
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3 - Attack VectorLOCAL
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionREQUIRED
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactHIGH
CVSS 3 - Integrity ImpactHIGH
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score7.8
CVSS 3 - Base SeverityHIGH
Exploitability Score1.8
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationNcurses ProjectNcurses6.0*******

Vulnerable Software List

VendorProductVersions
Ncurses Project Ncurses 6.0

References

NameSourceURLTags
http://invisible-island.net/ncurses/NEWS.html#t20171125http://invisible-island.net/ncurses/NEWS.html#t20171125CONFIRMVendor Advisory
http://packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Service.htmlhttp://packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial-Of-Service.htmlMISCThird Party Advisory VDB Entry
GLSA-201804-13https://security.gentoo.org/glsa/201804-13GENTOO
https://tools.cisco.com/security/center/viewAlert.x?alertId=57695https://tools.cisco.com/security/center/viewAlert.x?alertId=57695CONFIRM