A missing input sanitization flaw was found in the way TigerVNC handled credentials. A remote unauthenticated attacker could use this flaw to make Xvnc crash by sending specially crafted usernames, resulting in denial of service.
Find out more about CVE-2017-7394 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS3 Base Score | 7.5 |
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CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Attack Vector | Network |
Attack Complexity | Low |
Privileges Required | None |
User Interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity Impact | None |
Availability Impact | High |
Platform | Errata | Release Date |
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Red Hat Enterprise Linux 7 (tigervnc) | RHSA-2017:2000 | 2017-08-01 |
Platform | Package | State |
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Red Hat Enterprise Linux 6 | tigervnc | Will not fix |