CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
59.1%
It was discovered that LibVNCServer incorrectly handled certain internals.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.
Vino package ships with a LibVNCServer source and all listed releases were
affected for this package.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 20.10 | noarch | vino | < 3.22.0-6ubuntu2.1 | UNKNOWN |
Ubuntu | 20.10 | noarch | vino-dbgsym | < 3.22.0-6ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncclient1 | < 0.9.12+dfsg-9ubuntu0.3 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncclient1-dbgsym | < 0.9.12+dfsg-9ubuntu0.3 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver-dev | < 0.9.12+dfsg-9ubuntu0.3 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver1 | < 0.9.12+dfsg-9ubuntu0.3 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver1-dbgsym | < 0.9.12+dfsg-9ubuntu0.3 | UNKNOWN |
Ubuntu | 20.04 | noarch | vino | < 3.22.0-5ubuntu2.2 | UNKNOWN |
Ubuntu | 20.04 | noarch | vino-dbgsym | < 3.22.0-5ubuntu2.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | libvncclient1 | < 0.9.11+dfsg-1ubuntu1.4 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
59.1%