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Vulnerability details: VCID-mxf4-fbu7-t7ga
Vulnerability ID VCID-mxf4-fbu7-t7ga
Aliases CVE-2020-29260
Summary libvncclient v0.9.13 was discovered to contain a memory leak via the function rfbClientCleanup().
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-401 Missing Release of Memory after Effective Lifetime
CWE-400 Uncontrolled Resource Consumption
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-29260.json
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0011 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00113 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.0012 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2020-29260
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-29260
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-29260.json
https://api.first.org/data/v1/epss?cve=CVE-2020-29260
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29260
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/LibVNC/libvncserver/commit/bef41f6ec4097a8ee094f90a1b34a708fbd757ec
https://lists.debian.org/debian-lts-announce/2022/09/msg00035.html
1019228 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1019228
2124164 https://bugzilla.redhat.com/show_bug.cgi?id=2124164
cpe:2.3:a:libvncserver_project:libvncserver:0.9.13:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libvncserver_project:libvncserver:0.9.13:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
CVE-2020-29260 https://nvd.nist.gov/vuln/detail/CVE-2020-29260
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-2020-29260.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:N/S:U/C:N/I:N/A:L 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: 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-2020-29260
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 0.30212
EPSS Score 0.0011
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:28:16.920531+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.22/community.json 37.0.0