{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-41037", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-08-22T16:57:23.931Z", "datePublished": "2023-08-29T16:46:47.708Z", "dateUpdated": "2024-09-30T17:43:47.802Z"}, "containers": {"cna": {"title": "Cleartext Signed Message Signature Spoofing in openpgpjs", "problemTypes": [{"descriptions": [{"cweId": "CWE-347", "lang": "en", "description": "CWE-347: Improper Verification of Cryptographic Signature", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/openpgpjs/openpgpjs/security/advisories/GHSA-ch3c-v47x-4pgp", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/openpgpjs/openpgpjs/security/advisories/GHSA-ch3c-v47x-4pgp"}, {"name": "https://github.com/openpgpjs/openpgpjs/commit/6b43e02a254853f5ff508ebd1b07541f78b7c566", "tags": ["x_refsource_MISC"], "url": "https://github.com/openpgpjs/openpgpjs/commit/6b43e02a254853f5ff508ebd1b07541f78b7c566"}], "affected": [{"vendor": "openpgpjs", "product": "openpgpjs", "versions": [{"version": "< 4.10.11", "status": "affected"}, {"version": ">= 5.0.0, < 5.10.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-08-29T16:46:47.708Z"}, "descriptions": [{"lang": "en", "value": "OpenPGP.js is a JavaScript implementation of the OpenPGP protocol. In affected versions OpenPGP Cleartext Signed Messages are cryptographically signed messages where the signed text is readable without special tools. These messages typically contain a \"Hash: ...\" header declaring the hash algorithm used to compute the signature digest. OpenPGP.js up to v5.9.0 ignored any data preceding the \"Hash: ...\" texts when verifying the signature. As a result, malicious parties could add arbitrary text to a third-party Cleartext Signed Message, to lead the victim to believe that the arbitrary text was signed. A user or application is vulnerable to said attack vector if it verifies the CleartextMessage by only checking the returned `verified` property, discarding the associated `data` information, and instead _visually trusting_ the contents of the original message. Since `verificationResult.data` would always contain the actual signed data, users and apps that check this information are not vulnerable. Similarly, given a CleartextMessage object, retrieving the data using `getText()` or the `text` field returns only the contents that are considered when verifying the signature. Finally, re-armoring a CleartextMessage object (using `armor()` will also result in a \"sanitised\" version, with the extraneous text being removed. This issue has been addressed in version 5.10.1 (current stable version) which will reject messages when calling `openpgp.readCleartextMessage()` and in version 4.10.11 (legacy version) which will will reject messages when calling `openpgp.cleartext.readArmored()`. Users are advised to upgrade. Users unable to upgrade should check the contents of `verificationResult.data` to see what data was actually signed, rather than visually trusting the contents of the armored message."}], "source": {"advisory": "GHSA-ch3c-v47x-4pgp", "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T18:46:11.562Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/openpgpjs/openpgpjs/security/advisories/GHSA-ch3c-v47x-4pgp", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/openpgpjs/openpgpjs/security/advisories/GHSA-ch3c-v47x-4pgp"}, {"name": "https://github.com/openpgpjs/openpgpjs/commit/6b43e02a254853f5ff508ebd1b07541f78b7c566", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/openpgpjs/openpgpjs/commit/6b43e02a254853f5ff508ebd1b07541f78b7c566"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-30T17:34:19.116832Z", "id": "CVE-2023-41037", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-30T17:43:47.802Z"}}]}}

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