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Vulnerability details: VCID-c4mp-bzke-4bhw
Vulnerability ID VCID-c4mp-bzke-4bhw
Aliases CVE-2016-6622
GHSA-qf3f-7x69-qfv3
Summary phpMyAdmin DoS Vulnerability An issue was discovered in phpMyAdmin. An unauthenticated user is able to execute a denial-of-service (DoS) attack by forcing persistent connections when phpMyAdmin is running with `$cfg['AllowArbitraryServer']=true`. All 4.6.x versions (prior to 4.6.4), 4.4.x versions (prior to 4.4.15.8), and 4.0.x versions (prior to 4.0.10.17) are affected.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-399 Resource Management Errors
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
epss 0.01016 https://api.first.org/data/v1/epss?cve=CVE-2016-6622
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-qf3f-7x69-qfv3
cvssv3.1 5.9 https://lists.debian.org/debian-lts-announce/2018/07/msg00006.html
generic_textual MODERATE https://lists.debian.org/debian-lts-announce/2018/07/msg00006.html
cvssv3.1 5.9 https://nvd.nist.gov/vuln/detail/CVE-2016-6622
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2016-6622
cvssv3.1 5.9 https://security.gentoo.org/glsa/201701-32
generic_textual MODERATE https://security.gentoo.org/glsa/201701-32
cvssv3.1 5.9 https://web.archive.org/web/20210125183746/http://www.securityfocus.com/bid/95049
generic_textual MODERATE https://web.archive.org/web/20210125183746/http://www.securityfocus.com/bid/95049
cvssv3.1 5.9 https://www.phpmyadmin.net/security/PMASA-2016-45
generic_textual MODERATE https://www.phpmyadmin.net/security/PMASA-2016-45
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2016-6622
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6622
https://lists.debian.org/debian-lts-announce/2018/07/msg00006.html
https://nvd.nist.gov/vuln/detail/CVE-2016-6622
https://security.gentoo.org/glsa/201701-32
https://web.archive.org/web/20210125183746/http://www.securityfocus.com/bid/95049
https://www.phpmyadmin.net/security/PMASA-2016-45
GHSA-qf3f-7x69-qfv3 https://github.com/advisories/GHSA-qf3f-7x69-qfv3
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2018/07/msg00006.html
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:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-6622
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:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://security.gentoo.org/glsa/201701-32
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:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://web.archive.org/web/20210125183746/http://www.securityfocus.com/bid/95049
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:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://www.phpmyadmin.net/security/PMASA-2016-45
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 0.76238
EPSS Score 0.01016
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:15:01.379734+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-qf3f-7x69-qfv3/GHSA-qf3f-7x69-qfv3.json 37.0.0