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Vulnerability details: VCID-bbdx-48p2-4fhw
Vulnerability ID VCID-bbdx-48p2-4fhw
Aliases CVE-2019-3878
Summary security update
Status Published
Exploitability 0.5
Weighted Severity 7.3
Risk 3.6
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-305 Authentication Bypass by Primary Weakness
CWE-287 Improper Authentication
System Score Found at
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3878.json
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02011 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
epss 0.02334 https://api.first.org/data/v1/epss?cve=CVE-2019-3878
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2019-3878
cvssv3 8.1 https://nvd.nist.gov/vuln/detail/CVE-2019-3878
cvssv3 8.1 https://nvd.nist.gov/vuln/detail/CVE-2019-3878
Reference id Reference type URL
https://access.redhat.com/errata/RHBA-2019:0959
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3878.json
https://api.first.org/data/v1/epss?cve=CVE-2019-3878
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3878
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3877
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3878
https://github.com/Uninett/mod_auth_mellon/pull/196
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CNW5YMC5TLWVWNJEY6AIWNSNPRAMWPQJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X7NLAU7KROWNTHAYSA2S67X347F42L2I/
1691126 https://bugzilla.redhat.com/show_bug.cgi?id=1691126
925197 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=925197
cpe:2.3:a:mod_auth_mellon_project:mod_auth_mellon:*:*:*:*:*:apache:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mod_auth_mellon_project:mod_auth_mellon:*:*:*:*:*:apache:*:*
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:fedoraproject:fedora:29:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
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-2019-3878 https://nvd.nist.gov/vuln/detail/CVE-2019-3878
RHSA-2019:0746 https://access.redhat.com/errata/RHSA-2019:0746
RHSA-2019:0766 https://access.redhat.com/errata/RHSA-2019:0766
RHSA-2019:0985 https://access.redhat.com/errata/RHSA-2019:0985
USN-3924-1 https://usn.ubuntu.com/3924-1/
USN-4597-1 https://usn.ubuntu.com/4597-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3878.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: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-3878
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:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-3878
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:L/UI:N/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-3878
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 0.837
EPSS Score 0.02011
Published At April 13, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:58:25.851364+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-stretch.xml.bz2 38.0.0