Upstream information

CVE-2018-7226 at MITRE

Description

An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.5
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
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entry: 1082799 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Server 11 SP3 LTSS LibVNCServer Not affected
SUSE Linux Enterprise Server 11 SP4 LibVNCServer Not affected
SUSE Linux Enterprise Server 12 LTSS LibVNCServer Not affected
SUSE Linux Enterprise Server 12 SP1 LTSS LibVNCServer Not affected
SUSE Linux Enterprise Server 12 SP2 LibVNCServer Not affected
SUSE Linux Enterprise Server 12 SP3 LibVNCServer Not affected
SUSE Linux Enterprise Software Development Kit 11 SP4 LibVNCServer Not affected
SUSE Linux Enterprise Software Development Kit 12 LibVNCServer Not affected
SUSE Linux Enterprise Software Development Kit 12 SP3 LibVNCServer Not affected