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Vulnerability details: VCID-b7tz-d1mp-q3fz
Vulnerability ID VCID-b7tz-d1mp-q3fz
Aliases CVE-2023-52428
GHSA-gvpg-vgmx-xg6w
Summary Denial of Service in Connect2id Nimbus JOSE+JWT In Connect2id Nimbus JOSE+JWT before 9.37.2, an attacker can cause a denial of service (resource consumption) via a large JWE p2c header value (aka iteration count) for the PasswordBasedDecrypter (PBKDF2) component.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-400 Uncontrolled Resource Consumption
CWE-770 Allocation of Resources Without Limits or Throttling
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 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-52428.json
epss 0.00108 https://api.first.org/data/v1/epss?cve=CVE-2023-52428
cvssv3.1 7.5 https://bitbucket.org/connect2id/nimbus-jose-jwt
cvssv4 8.7 https://bitbucket.org/connect2id/nimbus-jose-jwt
generic_textual HIGH https://bitbucket.org/connect2id/nimbus-jose-jwt
cvssv3.1 7.5 https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
cvssv4 8.7 https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
generic_textual HIGH https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
ssvc Track https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
cvssv3.1 7.5 https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
cvssv4 8.7 https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
generic_textual HIGH https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
cvssv3.1 7.5 https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526/
ssvc Track https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526/
cvssv3.1 7.5 https://connect2id.com/products/nimbus-jose-jwt
cvssv4 8.7 https://connect2id.com/products/nimbus-jose-jwt
generic_textual HIGH https://connect2id.com/products/nimbus-jose-jwt
ssvc Track https://connect2id.com/products/nimbus-jose-jwt
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-gvpg-vgmx-xg6w
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2023-52428
cvssv4 8.7 https://nvd.nist.gov/vuln/detail/CVE-2023-52428
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2023-52428
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-52428.json
https://api.first.org/data/v1/epss?cve=CVE-2023-52428
https://bitbucket.org/connect2id/nimbus-jose-jwt
https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
https://connect2id.com/products/nimbus-jose-jwt
https://nvd.nist.gov/vuln/detail/CVE-2023-52428
2309764 https://bugzilla.redhat.com/show_bug.cgi?id=2309764
526 https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526/
GHSA-gvpg-vgmx-xg6w https://github.com/advisories/GHSA-gvpg-vgmx-xg6w
RHSA-2024:8064 https://access.redhat.com/errata/RHSA-2024:8064
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-52428.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

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unchanged

changed

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/connect2id/nimbus-jose-jwt
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

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high

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none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N Found at https://bitbucket.org/connect2id/nimbus-jose-jwt
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

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passive

active

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
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

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low

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none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

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passive

active

high

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-10-30T19:49:39Z/ Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/3b3b77e
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
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

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none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

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none

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low

none

high

low

none

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low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526/
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: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-10-30T19:49:39Z/ Found at https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/526/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://connect2id.com/products/nimbus-jose-jwt
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N Found at https://connect2id.com/products/nimbus-jose-jwt
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

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low

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high

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low

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-10-30T19:49:39Z/ Found at https://connect2id.com/products/nimbus-jose-jwt
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2023-52428
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N Found at https://nvd.nist.gov/vuln/detail/CVE-2023-52428
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

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none

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none
Exploit Prediction Scoring System (EPSS)
Percentile 0.28769
EPSS Score 0.00108
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T08:44:07.999728+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/02/GHSA-gvpg-vgmx-xg6w/GHSA-gvpg-vgmx-xg6w.json 38.6.0