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Vulnerability details: VCID-hteh-c566-aaae
Vulnerability ID VCID-hteh-c566-aaae
Aliases CVE-2021-23383
GHSA-765h-qjxv-5f44
Summary Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') The package handlebars before 4.7.7 are vulnerable to Prototype Pollution when selecting certain compiling options to compile templates coming from an untrusted source.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
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
CWE-94 Improper Control of Generation of Code ('Code Injection')
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2500
rhas Important https://access.redhat.com/errata/RHSA-2021:3016
rhas Low https://access.redhat.com/errata/RHSA-2021:4032
rhas Low https://access.redhat.com/errata/RHSA-2021:4628
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23383.json
epss 0.02890 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.02890 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.02890 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.02890 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.03345 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.05294 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.06664 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
epss 0.29917 https://api.first.org/data/v1/epss?cve=CVE-2021-23383
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1956688
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-765h-qjxv-5f44
cvssv3.1 9.8 https://github.com/handlebars-lang/handlebars.js
generic_textual CRITICAL https://github.com/handlebars-lang/handlebars.js
cvssv3.1 9.8 https://github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427
generic_textual CRITICAL https://github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-23383
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2021-23383
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2021-23383
cvssv3.1 9.8 https://security.netapp.com/advisory/ntap-20210618-0007
generic_textual CRITICAL https://security.netapp.com/advisory/ntap-20210618-0007
cvssv3.1 9.8 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031
generic_textual CRITICAL https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031
cvssv3.1 9.8 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032
generic_textual CRITICAL https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032
cvssv3.1 9.8 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030
generic_textual CRITICAL https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030
cvssv3.1 9.8 https://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029
generic_textual CRITICAL https://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029
cvssv3.1 9.8 https://www.npmjs.com/package/handlebars
generic_textual CRITICAL https://www.npmjs.com/package/handlebars
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23383.json
https://api.first.org/data/v1/epss?cve=CVE-2021-23383
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23383
https://github.com/handlebars-lang/handlebars.js
https://github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427
https://security.netapp.com/advisory/ntap-20210618-0007
https://security.netapp.com/advisory/ntap-20210618-0007/
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030
https://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029
https://www.npmjs.com/package/handlebars
1956688 https://bugzilla.redhat.com/show_bug.cgi?id=1956688
cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:*
cpe:2.3:a:netapp:e-series_performance_analyzer:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:e-series_performance_analyzer:-:*:*:*:*:*:*:*
CVE-2021-23383 https://nvd.nist.gov/vuln/detail/CVE-2021-23383
CVE-2021-23383.YML https://github.com/rubysec/ruby-advisory-db/blob/master/gems/handlebars-source/CVE-2021-23383.yml
GHSA-765h-qjxv-5f44 https://github.com/advisories/GHSA-765h-qjxv-5f44
RHSA-2021:2500 https://access.redhat.com/errata/RHSA-2021:2500
RHSA-2021:3016 https://access.redhat.com/errata/RHSA-2021:3016
RHSA-2021:4032 https://access.redhat.com/errata/RHSA-2021:4032
RHSA-2021:4628 https://access.redhat.com/errata/RHSA-2021:4628
RHSA-2023:1334 https://access.redhat.com/errata/RHSA-2023:1334
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23383.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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/handlebars-lang/handlebars.js
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:H/A:H Found at https://github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427
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-2021-23383
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:3.1/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-2021-23383
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23383
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:H/A:H Found at https://security.netapp.com/advisory/ntap-20210618-0007
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:H/A:H Found at https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031
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:H/A:H Found at https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032
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:H/A:H Found at https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030
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:H/A:H Found at https://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029
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:H/A:H Found at https://www.npmjs.com/package/handlebars
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 0.90519
EPSS Score 0.02890
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.