gsd-2024-2236
Vulnerability from gsd
Modified
2024-03-08 06:02
Details
A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.
Aliases
{ "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2024-2236" ], "details": "A timing-based side-channel flaw was found in libgcrypt\u0027s RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.", "id": "GSD-2024-2236", "modified": "2024-03-08T06:02:43.747973Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2024-2236", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Red Hat Enterprise Linux 6", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unknown" } } ] } }, { "product_name": "Red Hat Enterprise Linux 7", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected" } } ] } }, { "product_name": "Red Hat Enterprise Linux 8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected" } } ] } }, { "product_name": "Red Hat Enterprise Linux 9", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected" } } ] } } ] }, "vendor_name": "Red Hat" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A timing-based side-channel flaw was found in libgcrypt\u0027s RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts." } ] }, "impact": { "cvss": [ { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-208", "lang": "eng", "value": "Observable Timing Discrepancy" } ] } ] }, "references": { "reference_data": [ { "name": "https://access.redhat.com/security/cve/CVE-2024-2236", "refsource": "MISC", "url": "https://access.redhat.com/security/cve/CVE-2024-2236" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2245218", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2245218" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2268268", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2268268" } ] } }, "nvd.nist.gov": { "cve": { "descriptions": [ { "lang": "en", "value": "A timing-based side-channel flaw was found in libgcrypt\u0027s RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts." }, { "lang": "es", "value": "Se encontr\u00f3 una falla de canal lateral basada en sincronizaci\u00f3n en la implementaci\u00f3n RSA de libgcrypt. Este problema puede permitir que un atacante remoto inicie un ataque estilo Bleichenbacher, que puede conducir al descifrado de textos cifrados RSA." } ], "id": "CVE-2024-2236", "lastModified": "2024-04-25T17:15:49.467", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary" } ] }, "published": "2024-03-06T22:15:57.977", "references": [ { "source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2024-2236" }, { "source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2245218" }, { "source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2268268" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-208" } ], "source": "secalert@redhat.com", "type": "Primary" } ] } } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.