CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
84.2%
It was discovered that LibVNCServer incorrectly handled decompressing data. An
attacker could possibly use this issue to cause LibVNCServer to crash,
resulting in a denial of service. (CVE-2019-15680)
It was discovered that an information disclosure vulnerability existed in
LibVNCServer when sending a ServerCutText message. An attacker could possibly
use this issue to expose sensitive information. This issue only affected
Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS. (CVE-2019-15681)
It was discovered that LibVNCServer incorrectly handled cursor shape updates.
If a user were tricked in to connecting to a malicious server, an attacker
could possibly use this issue to cause LibVNCServer to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only
affected Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS.
(CVE-2019-15690, CVE-2019-20788)
It was discovered that LibVNCServer incorrectly handled decoding WebSocket
frames. An attacker could possibly use this issue to cause LibVNCServer to
crash, resulting in a denial of service, or possibly execute arbitrary code.
This issue only affected Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS.
(CVE-2017-18922)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 20.04 | noarch | libvncclient1 | < 0.9.12+dfsg-9ubuntu0.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncclient1-dbgsym | < 0.9.12+dfsg-9ubuntu0.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver-dev | < 0.9.12+dfsg-9ubuntu0.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver1 | < 0.9.12+dfsg-9ubuntu0.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | libvncserver1-dbgsym | < 0.9.12+dfsg-9ubuntu0.1 | UNKNOWN |
Ubuntu | 19.10 | noarch | libvncclient1 | < 0.9.11+dfsg-1.3ubuntu0.1 | UNKNOWN |
Ubuntu | 19.10 | noarch | libvncclient1-dbg | < 0.9.11+dfsg-1.3ubuntu0.1 | UNKNOWN |
Ubuntu | 19.10 | noarch | libvncserver-config | < 0.9.11+dfsg-1.3ubuntu0.1 | UNKNOWN |
Ubuntu | 19.10 | noarch | libvncserver-dev | < 0.9.11+dfsg-1.3ubuntu0.1 | UNKNOWN |
Ubuntu | 19.10 | noarch | libvncserver1 | < 0.9.11+dfsg-1.3ubuntu0.1 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
84.2%