CVE-2024-23771

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

d

arkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel.

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/01/25/1	Mailing List Third Party Advisory
https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04	Patch
https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15	Product
http://www.openwall.com/lists/oss-security/2024/01/25/1	Mailing List Third Party Advisory
https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04	Patch
https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:unix4lyfe:darkhttpd:*:*:*:*:*:*:*:*

History

21 Nov 2024, 08:58

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2024/01/25/1 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2024/01/25/1 - Mailing List, Third Party Advisory
References	~~() https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04 - Patch~~	() https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04 - Patch
References	~~() https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15 - Product~~	() https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15 - Product

Information

Published : 2024-01-22 04:15

Updated : 2025-05-30 15:15

NVD link : CVE-2024-23771

Mitre link : CVE-2024-23771

CVE.ORG link : CVE-2024-23771

JSON object : View

Products Affected

darkhttpd

CWE

CWE-203

Observable Discrepancy

{"id": "CVE-2024-23771", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "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": "2024-01-22T04:15:07.723", "references": [{"url": "http://www.openwall.com/lists/oss-security/2024/01/25/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04", "tags": ["Patch"], "source": "[email protected]"}, {"url": "https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15", "tags": ["Product"], "source": "[email protected]"}, {"url": "http://www.openwall.com/lists/oss-security/2024/01/25/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/emikulic/darkhttpd/compare/v1.14...v1.15", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-203"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel."}, {"lang": "es", "value": "darkhttpd anterior a 1.15 usa strcmp (que no es un tiempo constante) para verificar la autenticaci\u00f3n, lo que facilita a atacantes remotos eludir la autenticaci\u00f3n a trav\u00e9s de un canal lateral de temporizaci\u00f3n."}], "lastModified": "2025-05-30T15:15:38.127", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:unix4lyfe:darkhttpd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1499A7FE-CFCC-43D4-AC4A-9484D700C7F6", "versionEndExcluding": "1.15"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}