Vulnerability Description
Multiple integer overflows in the (1) vnc_connection_server_message and (2) vnc_color_map_set functions in gtk-vnc before 0.7.0 allow remote servers to cause a denial of service (crash) or possibly execute arbitrary code via vectors involving SetColorMapEntries, which triggers a buffer overflow.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fedoraproject | Fedora | 25 |
| Gnome | Gtk-Vnc | <= 0.6.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2017/02/03/5Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/05/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/96016Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2258
- https://bugzilla.gnome.org/show_bug.cgi?id=778050ExploitIssue TrackingVendor Advisory
- https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6eIssue TrackingPatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- http://www.openwall.com/lists/oss-security/2017/02/03/5Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/05/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/96016Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2258
- https://bugzilla.gnome.org/show_bug.cgi?id=778050ExploitIssue TrackingVendor Advisory
- https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6eIssue TrackingPatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2017-5885?
CVE-2017-5885 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Multiple integer overflows in the (1) vnc_connection_server_message and (2) vnc_color_map_set functions in gtk-vnc before 0.7.0 allow remote servers to cause a denial of service (crash) or possibly ex...
How severe is CVE-2017-5885?
CVE-2017-5885 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-5885?
Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Fedora, Gnome Gtk-Vnc.