fkie_cve-2016-1494
Vulnerability from fkie_nvd
Published
2016-01-13 15:59
Modified
2025-04-12 10:46
Severity ?
Summary
The verify function in the RSA package for Python (Python-RSA) before 3.3 allows attackers to spoof signatures with a small public exponent via crafted signature padding, aka a BERserk attack.
References
Impacted products
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"cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The verify function in the RSA package for Python (Python-RSA) before 3.3 allows attackers to spoof signatures with a small public exponent via crafted signature padding, aka a BERserk attack." }, { "lang": "es", "value": "La funci\u00f3n de verificaci\u00f3n en el paquete RSA para Phython (Python-RSA) en versiones anteriores a 3.3 permite a atacantes falsificar firmas con un exponente p\u00fablico peque\u00f1o a trav\u00e9s de un relleno de firma manipulado, tambi\u00e9n conocido como un ataque BERserk." } ], "id": "CVE-2016-1494", "lastModified": "2025-04-12T10:46:40.837", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV30": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.0" }, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2016-01-13T15:59:02.787", "references": [ { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175897.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175942.html" }, { "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-updates/2016-01/msg00032.html" }, { "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/01/05/1" }, { "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/01/05/3" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/79829" }, { "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://bitbucket.org/sybren/python-rsa/pull-requests/14/security-fix-bb06-attack-in-verify-by/diff" }, { "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175897.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175942.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-updates/2016-01/msg00032.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/01/05/1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/01/05/3" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/79829" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://bitbucket.org/sybren/python-rsa/pull-requests/14/security-fix-bb06-attack-in-verify-by/diff" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-20" } ], "source": "nvd@nist.gov", "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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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