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Vulnerability details: VCID-wcv8-xggz-aaaq
Vulnerability ID VCID-wcv8-xggz-aaaq
Aliases CVE-2018-15127
Summary LibVNC before commit 502821828ed00b4a2c4bef90683d0fd88ce495de contains heap out-of-bound write vulnerability in server code of file transfer extension that can result remote code execution
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-787 Out-of-bounds Write
CWE-122 Heap-based Buffer Overflow
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-15127.html
rhas Important https://access.redhat.com/errata/RHSA-2019:0059
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-15127.json
epss 0.1561 https://api.first.org/data/v1/epss?cve=CVE-2018-15127
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epss 0.54765 https://api.first.org/data/v1/epss?cve=CVE-2018-15127
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epss 0.60955 https://api.first.org/data/v1/epss?cve=CVE-2018-15127
epss 0.60955 https://api.first.org/data/v1/epss?cve=CVE-2018-15127
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rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1661102
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15126
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15127
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20019
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20020
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20021
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20022
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20023
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20024
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6307
cvssv3 9.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Medium https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-028-libvnc-heap-out-of-bound-write/
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-15127
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-15127
generic_textual Medium https://ubuntu.com/security/notices/USN-3877-1
generic_textual Low https://ubuntu.com/security/notices/USN-4547-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-15127.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-15127.json
https://api.first.org/data/v1/epss?cve=CVE-2018-15127
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15126
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15127
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20019
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20020
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20021
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20022
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20024
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21247
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6307
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-028-libvnc-heap-out-of-bound-write/
https://lists.debian.org/debian-lts-announce/2018/12/msg00017.html
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://ubuntu.com/security/notices/USN-3877-1
https://ubuntu.com/security/notices/USN-4547-1
https://usn.ubuntu.com/3877-1/
https://usn.ubuntu.com/4547-1/
https://usn.ubuntu.com/4587-1/
https://www.debian.org/security/2019/dsa-4383
1661102 https://bugzilla.redhat.com/show_bug.cgi?id=1661102
916941 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=916941
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:*:*:*: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: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:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-15127 https://nvd.nist.gov/vuln/detail/CVE-2018-15127
RHSA-2019:0059 https://access.redhat.com/errata/RHSA-2019:0059
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-15127.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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-15127
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-15127
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 0.94134
EPSS Score 0.1561
Published At April 7, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.