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Vulnerability details: VCID-vw2e-eqq7-aaap
Vulnerability ID VCID-vw2e-eqq7-aaap
Aliases CVE-2020-14397
Summary An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-476 NULL Pointer Dereference
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14397.html
rhas Moderate https://access.redhat.com/errata/RHSA-2021:1811
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14397.json
epss 0.00709 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.00709 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.00709 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.00709 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.01376 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02869 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.02886 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
epss 0.05463 https://api.first.org/data/v1/epss?cve=CVE-2020-14397
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1860344
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14397
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Medium https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-14397
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-14397
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-14397
generic_textual Medium https://ubuntu.com/security/notices/USN-4434-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4573-1
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14397.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14397.json
https://api.first.org/data/v1/epss?cve=CVE-2020-14397
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14397
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/LibVNC/libvncserver/commit/38e98ee61d74f5f5ab4aa4c77146faad1962d6d0
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
https://ubuntu.com/security/notices/USN-4434-1
https://ubuntu.com/security/notices/USN-4573-1
https://usn.ubuntu.com/4434-1/
https://usn.ubuntu.com/4573-1/
1860344 https://bugzilla.redhat.com/show_bug.cgi?id=1860344
cpe:2.3:a:libvnc_project:libvncserver:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libvnc_project:libvncserver:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-14397 https://nvd.nist.gov/vuln/detail/CVE-2020-14397
RHSA-2021:1811 https://access.redhat.com/errata/RHSA-2021:1811
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14397.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14397
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14397
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14397
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.80204
EPSS Score 0.00709
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.