CVE-2024-25189

libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md	Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/02/msg00009.html	Mailing List Third Party Advisory
https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md	Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/02/msg00009.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:libjwt:libjwt:1.15.3:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-02-08 17:15

Updated : 2025-11-18 17:06

NVD link : CVE-2024-25189

Mitre link : CVE-2024-25189

CVE.ORG link : CVE-2024-25189

JSON object : View

Products Affected

debian

debian_linux

libjwt

libjwt

CWE

CWE-203

Observable Discrepancy

{"id": "CVE-2024-25189", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2024-02-08T17:15:10.960", "references": [{"url": "https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/02/msg00009.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/02/msg00009.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel."}, {"lang": "es", "value": "libjwt 1.15.3 usa strcmp (que no es un tiempo constante) para verificar la autenticaci\u00f3n, lo que facilita eludir la autenticaci\u00f3n a trav\u00e9s de un canal lateral de temporizaci\u00f3n."}], "lastModified": "2025-11-18T17:06:06.357", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libjwt:libjwt:1.15.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B0FC5712-C689-40C7-AB9A-F594BCF37585"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}