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Vulnerability details: VCID-4wwp-cj49-63b5
Vulnerability ID VCID-4wwp-cj49-63b5
Aliases CVE-2020-13677
GHSA-3xr3-phjp-g6p2
Summary multiple issues
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-284 Improper Access Control
CWE-863 Incorrect Authorization
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00272 https://api.first.org/data/v1/epss?cve=CVE-2020-13677
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-3xr3-phjp-g6p2
cvssv3.1 7.5 https://github.com/drupal/core
generic_textual HIGH https://github.com/drupal/core
cvssv3.1 7.5 https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
generic_textual HIGH https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-13677
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-13677
archlinux High https://security.archlinux.org/AVG-2407
cvssv3.1 7.5 https://www.drupal.org/sa-core-2021-010
generic_textual HIGH https://www.drupal.org/sa-core-2021-010
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-13677
https://github.com/drupal/core
https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
https://nvd.nist.gov/vuln/detail/CVE-2020-13677
https://www.drupal.org/sa-core-2021-010
AVG-2407 https://security.archlinux.org/AVG-2407
GHSA-3xr3-phjp-g6p2 https://github.com/advisories/GHSA-3xr3-phjp-g6p2
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/drupal/core
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:H/I:N/A:N Found at https://github.com/drupal/core/commit/7a9bef4b4750d79ab42498e459012cabe4c4bd8b
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-13677
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:H/I:N/A:N Found at https://www.drupal.org/sa-core-2021-010
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 0.50345
EPSS Score 0.00272
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T11:53:31.799838+00:00 Arch Linux Importer Import https://security.archlinux.org/AVG-2407 36.1.3