6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
0.676 Medium
EPSS
Percentile
98.0%
LibVNC before commit ca2a5ac02fbbadd0a21fabba779c1ea69173d10b contains heap
use-after-free vulnerability in server code of file transfer extension that
can result remote code execution.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | libvncserver | < 0.9.11+dfsg-1ubuntu1.1 | UNKNOWN |
ubuntu | 18.10 | noarch | libvncserver | < 0.9.11+dfsg-1.1ubuntu0.1 | UNKNOWN |
ubuntu | 14.04 | noarch | libvncserver | < 0.9.9+dfsg-1ubuntu1.4 | UNKNOWN |
ubuntu | 16.04 | noarch | libvncserver | < 0.9.10+dfsg-3ubuntu0.16.04.3 | UNKNOWN |
ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-026-libvnc-heap-use-after-free/
launchpad.net/bugs/cve/CVE-2018-6307
nvd.nist.gov/vuln/detail/CVE-2018-6307
security-tracker.debian.org/tracker/CVE-2018-6307
ubuntu.com/security/notices/USN-3877-1
www.cve.org/CVERecord?id=CVE-2018-6307
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
0.676 Medium
EPSS
Percentile
98.0%