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Vulnerability details: VCID-dxca-z5tc-aaan
Vulnerability ID VCID-dxca-z5tc-aaan
Aliases CVE-2020-14398
Summary An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14398.html
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14398.json
epss 0.00611 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00611 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00611 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00611 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.00765 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
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epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.01788 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
epss 0.02136 https://api.first.org/data/v1/epss?cve=CVE-2020-14398
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1860348
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14398
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-2020-14398
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-14398
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-14398
generic_textual Medium https://ubuntu.com/security/notices/USN-4434-1
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-2020-14398.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14398.json
https://api.first.org/data/v1/epss?cve=CVE-2020-14398
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14398
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/LibVNC/libvncserver/commit/57433015f856cc12753378254ce4f1c78f5d9c7b
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
https://ubuntu.com/security/notices/USN-4434-1
https://usn.ubuntu.com/4434-1/
1860348 https://bugzilla.redhat.com/show_bug.cgi?id=1860348
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-2020-14398 https://nvd.nist.gov/vuln/detail/CVE-2020-14398
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-2020-14398.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:N/UI:R/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-2020-14398
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-2020-14398
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-2020-14398
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 0.78492
EPSS Score 0.00611
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.