CVE-2023-46233

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{"affected": [{"affectedData": [{"product": "crypto-js", "vendor": "brix", "versions": [{"status": "affected", "version": "< 4.2.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:crypto-js_project:crypto-js:*:*:*:*:*:*:*:*", "matchCriteriaId": "B50D5D27-E8C7-40A3-9B23-C320A41DBB25", "versionEndExcluding": "4.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "crypto-js is a JavaScript library of crypto standards. Prior to version 4.2.0, crypto-js PBKDF2 is 1,000 times weaker than originally specified in 1993, and at least 1,300,000 times weaker than current industry standard. This is because it both defaults to SHA1, a cryptographic hash algorithm considered insecure since at least 2005, and defaults to one single iteration, a 'strength' or 'difficulty' value specified at 1,000 when specified in 1993. PBKDF2 relies on iteration count as a countermeasure to preimage and collision attacks. If used to protect passwords, the impact is high. If used to generate signatures, the impact is high. Version 4.2.0 contains a patch for this issue. As a workaround, configure crypto-js to use SHA256 with at least 250,000 iterations."}, {"lang": "es", "value": "crypto-js es una librer\u00eda JavaScript de est\u00e1ndares criptogr\u00e1ficos. Antes de la versi\u00f3n 4.2.0, crypto-js PBKDF2 era 1000 veces m\u00e1s d\u00e9bil de lo especificado originalmente en 1993 y al menos 1.300.000 veces m\u00e1s d\u00e9bil que el est\u00e1ndar actual de la industria. Esto se debe a que su valor predeterminado es SHA1, un algoritmo hash criptogr\u00e1fico considerado inseguro desde al menos 2005, y su valor predeterminado es una \u00fanica iteraci\u00f3n, un valor de \"fuerza\" o \"dificultad\" especificado en 1000 cuando se especific\u00f3 en 1993. PBKDF2 se basa en el recuento de iteraciones como una contramedida a los ataques de preimagen y colisi\u00f3n. Si se utiliza para proteger contrase\u00f1as, el impacto es alto. Si se utiliza para generar firmas, el impacto es alto. La versi\u00f3n 4.2.0 contiene un parche para este problema. Como workaround, configure crypto-js para usar SHA256 con al menos 250 000 iteraciones."}], "id": "CVE-2023-46233", "lastModified": "2026-06-23T18:17:34.057", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-46233", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-06-03T15:51:03.332284Z", "version": "2.0.3"}}]}, "published": "2023-10-25T21:15:10.307", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/brix/crypto-js/commit/421dd538b2d34e7c24a5b72cc64dc2b9167db40a"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/brix/crypto-js/security/advisories/GHSA-xwcq-pm8m-c4vf"}, {"source": "security-advisories@github.com", "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00025.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/brix/crypto-js/commit/421dd538b2d34e7c24a5b72cc64dc2b9167db40a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://github.com/brix/crypto-js/security/advisories/GHSA-xwcq-pm8m-c4vf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00025.html"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-328"}, {"lang": "en", "value": "CWE-916"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-327"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:0157", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet7.0", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:0158", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet6.0", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:0806", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet7.0", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-02-13T00:00:00Z"}, {"advisory": "RHSA-2024:0151", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "dotnet7.0", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:0156", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "dotnet6.0", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-10T00:00:00Z"}, {"advisory": "RHSA-2024:0805", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "dotnet7.0", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-02-13T00:00:00Z"}], "bugzilla": {"description": "crypto-js: PBKDF2 1,000 times weaker than specified in 1993 and 1.3M times weaker than current standard", "id": "2246369", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2246369"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "status": "verified"}, "cwe": "(CWE-328|CWE-916)", "details": ["crypto-js is a JavaScript library of crypto standards. Prior to version 4.2.0, crypto-js PBKDF2 is 1,000 times weaker than originally specified in 1993, and at least 1,300,000 times weaker than current industry standard. This is because it both defaults to SHA1, a cryptographic hash algorithm considered insecure since at least 2005, and defaults to one single iteration, a 'strength' or 'difficulty' value specified at 1,000 when specified in 1993. PBKDF2 relies on iteration count as a countermeasure to preimage and collision attacks. If used to protect passwords, the impact is high. If used to generate signatures, the impact is high. Version 4.2.0 contains a patch for this issue. As a workaround, configure crypto-js to use SHA256 with at least 250,000 iterations.", "A vulnerability was found in crypto-js in how PBKDF2 is 1,000 times weaker than originally specified in 1993 and at least 1,300,000 times weaker than the current industry standard. This issue is because both default to SHA1, a cryptographic hash algorithm considered insecure since at least 2005, and default to one single iteration, a 'strength' or 'difficulty' value specified at 1,000 when specified in 1993. PBKDF2 relies on the iteration count as a countermeasure to preimage and collision attacks."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2023-46233", "package_state": [{"cpe": "cpe:/a:redhat:rhel_dotnet:6.0", "fix_state": "Affected", "package_name": "rh-dotnet60-dotnet", "product_name": ".NET 6.0 on Red Hat Enterprise Linux"}, {"cpe": "cpe:/a:redhat:service_registry:2", "fix_state": "Affected", "package_name": "crypto-js", "product_name": "Red Hat build of Apicurio Registry 2"}], "public_date": "2023-10-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-46233\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-46233\nhttps://github.com/brix/crypto-js/security/advisories/GHSA-xwcq-pm8m-c4vf"], "statement": "The vulnerability in crypto-js's PBKDF2 implementation represents a important CVE issue due to its fundamental impact on cryptographic security. PBKDF2 is widely used for password protection and signature generation, making it a core component of many security-critical systems. However, the default settings in crypto-js result in significantly weaker security than industry standards, with the algorithm being 1,000 times weaker than originally specified in 1993 and millions of times weaker than current recommendations. This weakness stems from the use of the insecure SHA1 hash algorithm and the default of only one iteration, both of which greatly diminish the resistance against various attacks. Consequently, attackers can exploit this vulnerability to create identical cryptographic signatures, potentially gaining unauthorized access to sensitive information or compromising system integrity. Given the widespread use of crypto-js and the important role of PBKDF2 in cryptographic operations, addressing this vulnerability is paramount to safeguarding against security breaches and maintaining trust in digital systems.", "threat_severity": "Important"}

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