CVE-2017-5885
9.8
CRITICAL · CVSS 3.0 · EPSS 5% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.99% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-190 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-02-28 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| fedoraproject | fedora |
| gnome | gtk-vnc |
References
- http://www.openwall.com/lists/oss-security/2017/02/03/5
- http://www.openwall.com/lists/oss-security/2017/02/05/5
- http://www.securityfocus.com/bid/96016
- https://access.redhat.com/errata/RHSA-2017:2258
- https://bugzilla.gnome.org/show_bug.cgi?id=778050
- https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6e7344963e
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/
- http://www.openwall.com/lists/oss-security/2017/02/03/5
- http://www.openwall.com/lists/oss-security/2017/02/05/5
- http://www.securityfocus.com/bid/96016
- https://access.redhat.com/errata/RHSA-2017:2258
- https://bugzilla.gnome.org/show_bug.cgi?id=778050
- https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6e7344963e
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/
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