High severity · published Feb 28, 2017
CVE-2017-5884
gtk-vnc before 0.7.0 does not properly check boundaries of subrectangle-containing tiles, which allows remote servers to execute arbitrary code via the src x, y coordinates in a…
7.8
CVSS
2.3%
EPSS
No
On KEV
Description
gtk-vnc before 0.7.0 does not properly check boundaries of subrectangle-containing tiles, which allows remote servers to execute arbitrary code via the src x, y coordinates in a crafted (1) rre, (2) hextile, or (3) copyrect tile.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
25 · source: NVD
GT
Gtk-vnc · Gnome
through 0.6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5884
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5884
Mailing List
http://www.openwall.com/lists/oss-security/2017/02/03/5
Mailing List
http://www.openwall.com/lists/oss-security/2017/02/05/5
Third Party Advisory
http://www.securityfocus.com/bid/96016
access.redhat.com
https://access.redhat.com/errata/RHSA-2017:2258
Exploit
https://bugzilla.gnome.org/show_bug.cgi?id=778048
Patch
https://git.gnome.org/browse/gtk-vnc/commit/?id=ea0386933214c9178aaea9f2f85049ea3fa3e14a
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