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Vulnerability details: VCID-zumb-3rss-y3hr
Vulnerability ID VCID-zumb-3rss-y3hr
Aliases CVE-2019-11324
GHSA-mh33-7rrq-662w
PYSEC-2019-133
Summary The urllib3 library before 1.24.2 for Python mishandles certain cases where the desired set of CA certificates is different from the OS store of CA certificates, which results in SSL connections succeeding in situations where a verification failure is the correct outcome. This is related to use of the ssl_context, ca_certs, or ca_certs_dir argument.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-295 Improper Certificate Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 7.5 http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
generic_textual HIGH http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
cvssv3.1 7.5 http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
generic_textual HIGH http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2019:3335
generic_textual HIGH https://access.redhat.com/errata/RHSA-2019:3335
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2019:3590
generic_textual HIGH https://access.redhat.com/errata/RHSA-2019:3590
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11324.json
epss 0.01379 https://api.first.org/data/v1/epss?cve=CVE-2019-11324
cvssv3 4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://github.com/advisories/GHSA-mh33-7rrq-662w
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-mh33-7rrq-662w
generic_textual HIGH https://github.com/advisories/GHSA-mh33-7rrq-662w
cvssv3.1 7.5 https://github.com/pypa/advisory-database/tree/main/vulns/urllib3/PYSEC-2019-133.yaml
generic_textual HIGH https://github.com/pypa/advisory-database/tree/main/vulns/urllib3/PYSEC-2019-133.yaml
cvssv3.1 7.5 https://github.com/urllib3/urllib3
generic_textual HIGH https://github.com/urllib3/urllib3
cvssv3.1 7.5 https://github.com/urllib3/urllib3/commit/1efadf43dc63317cd9eaa3e0fdb9e05ab07254b1
generic_textual HIGH https://github.com/urllib3/urllib3/commit/1efadf43dc63317cd9eaa3e0fdb9e05ab07254b1
cvssv3.1 7.5 https://github.com/urllib3/urllib3/compare/a6ec68a...1efadf4
generic_textual HIGH https://github.com/urllib3/urllib3/compare/a6ec68a...1efadf4
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-11324
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2019-11324
cvssv3.1 7.5 https://pypi.org/project/urllib3/1.24.2
generic_textual HIGH https://pypi.org/project/urllib3/1.24.2
cvssv3.1 7.5 https://usn.ubuntu.com/3990-1
generic_textual HIGH https://usn.ubuntu.com/3990-1
cvssv3.1 7.5 http://www.openwall.com/lists/oss-security/2019/04/19/1
generic_textual HIGH http://www.openwall.com/lists/oss-security/2019/04/19/1
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
https://access.redhat.com/errata/RHSA-2019:3335
https://access.redhat.com/errata/RHSA-2019:3590
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11324.json
https://api.first.org/data/v1/epss?cve=CVE-2019-11324
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11324
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/advisories/GHSA-mh33-7rrq-662w
https://github.com/pypa/advisory-database/tree/main/vulns/urllib3/PYSEC-2019-133.yaml
https://github.com/urllib3/urllib3
https://github.com/urllib3/urllib3/commit/1efadf43dc63317cd9eaa3e0fdb9e05ab07254b1
https://github.com/urllib3/urllib3/compare/a6ec68a...1efadf4
https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
https://nvd.nist.gov/vuln/detail/CVE-2019-11324
https://pypi.org/project/urllib3/1.24.2
https://usn.ubuntu.com/3990-1
http://www.openwall.com/lists/oss-security/2019/04/19/1
1702473 https://bugzilla.redhat.com/show_bug.cgi?id=1702473
927412 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=927412
RHSA-2020:0850 https://access.redhat.com/errata/RHSA-2020:0850
RHSA-2020:1605 https://access.redhat.com/errata/RHSA-2020:1605
RHSA-2020:1916 https://access.redhat.com/errata/RHSA-2020:1916
RHSA-2020:2068 https://access.redhat.com/errata/RHSA-2020:2068
USN-3990-1 https://usn.ubuntu.com/3990-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/errata/RHSA-2019:3335
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/errata/RHSA-2019:3590
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11324.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N 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)

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adjacent_network

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/advisories/GHSA-mh33-7rrq-662w
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/pypa/advisory-database/tree/main/vulns/urllib3/PYSEC-2019-133.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

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/urllib3/urllib3
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/urllib3/urllib3/commit/1efadf43dc63317cd9eaa3e0fdb9e05ab07254b1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/urllib3/urllib3/compare/a6ec68a...1efadf4
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72
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

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11324
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

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://pypi.org/project/urllib3/1.24.2
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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adjacent_network

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://usn.ubuntu.com/3990-1
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

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low

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at http://www.openwall.com/lists/oss-security/2019/04/19/1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Exploit Prediction Scoring System (EPSS)
Percentile 0.79369
EPSS Score 0.01379
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:16:29.284132+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3990-1/ 36.1.3