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Vulnerability details: VCID-buca-suya-q3an
Vulnerability ID VCID-buca-suya-q3an
Aliases CVE-2023-34034
GHSA-3h6f-g5f3-gc4w
Summary Using "**" as a pattern in Spring Security configuration for WebFlux creates a mismatch in pattern matching between Spring Security and Spring WebFlux, and the potential for a security bypass.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (5)
CWE-145 Improper Neutralization of Section Delimiters
CWE-281 Improper Preservation of Permissions
CWE-284 Improper Access Control
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
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-34034.json
epss 0.42819 https://api.first.org/data/v1/epss?cve=CVE-2023-34034
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-3h6f-g5f3-gc4w
cvssv3.1 9.1 https://nvd.nist.gov/vuln/detail/CVE-2023-34034
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2023-34034
cvssv3.1 9.1 https://ossindex.sonatype.org/vulnerability/CVE-2023-34034
generic_textual CRITICAL https://ossindex.sonatype.org/vulnerability/CVE-2023-34034
cvssv3.1 9.1 https://security.netapp.com/advisory/ntap-20230814-0008
generic_textual CRITICAL https://security.netapp.com/advisory/ntap-20230814-0008
cvssv3.1 9.1 https://security.netapp.com/advisory/ntap-20230814-0008/
ssvc Track https://security.netapp.com/advisory/ntap-20230814-0008/
cvssv3.1 9.1 https://security.snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-5777893
generic_textual CRITICAL https://security.snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-5777893
cvssv3.1 9.1 https://spring.io/security/cve-2023-34034
generic_textual CRITICAL https://spring.io/security/cve-2023-34034
ssvc Track https://spring.io/security/cve-2023-34034
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-34034.json
https://api.first.org/data/v1/epss?cve=CVE-2023-34034
https://nvd.nist.gov/vuln/detail/CVE-2023-34034
https://ossindex.sonatype.org/vulnerability/CVE-2023-34034
https://security.netapp.com/advisory/ntap-20230814-0008
https://security.snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-5777893
2241271 https://bugzilla.redhat.com/show_bug.cgi?id=2241271
cve-2023-34034 https://spring.io/security/cve-2023-34034
GHSA-3h6f-g5f3-gc4w https://github.com/advisories/GHSA-3h6f-g5f3-gc4w
ntap-20230814-0008 https://security.netapp.com/advisory/ntap-20230814-0008/
RHSA-2023:7247 https://access.redhat.com/errata/RHSA-2023:7247
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-34034.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:N Found at https://nvd.nist.gov/vuln/detail/CVE-2023-34034
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:N Found at https://ossindex.sonatype.org/vulnerability/CVE-2023-34034
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:N Found at https://security.netapp.com/advisory/ntap-20230814-0008
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:N Found at https://security.netapp.com/advisory/ntap-20230814-0008/
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:T/P:M/B:A/M:M/D:T/2024-10-28T14:34:24Z/ Found at https://security.netapp.com/advisory/ntap-20230814-0008/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://security.snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-5777893
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:N Found at https://spring.io/security/cve-2023-34034
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:T/P:M/B:A/M:M/D:T/2024-10-28T14:34:24Z/ Found at https://spring.io/security/cve-2023-34034
Exploit Prediction Scoring System (EPSS)
Percentile 0.97564
EPSS Score 0.42819
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T17:26:07.704948+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2023/34xxx/CVE-2023-34034.json 38.6.0