Vulnerability Monitor

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CVE-2017-5885

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.

Published

2017-02-28T18:59:00.453

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	fedoraproject	fedora	25	Yes
Application	gnome	gtk-vnc	≤ 0.6.0	Yes

References

http://www.openwall.com/lists/oss-security/2017/02/03/5 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2017/02/05/5 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/96016 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2017:2258 ([email protected])
https://bugzilla.gnome.org/show_bug.cgi?id=778050 Exploit, Issue Tracking, Vendor Advisory ([email protected])
https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6e7344963e Issue Tracking, Patch, Vendor Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/ ([email protected])
http://www.openwall.com/lists/oss-security/2017/02/03/5 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2017/02/05/5 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/96016 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2258 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.gnome.org/show_bug.cgi?id=778050 Exploit, Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6e7344963e Issue Tracking, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/ (af854a3a-2127-422b-91ae-364da2661108)