fkie_cve-2019-14853
Vulnerability from fkie_nvd
Published
2019-11-26 13:15
Modified
2024-11-21 04:27
Severity ?
Summary
An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| python-ecdsa_project | python-ecdsa | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:python-ecdsa_project:python-ecdsa:*:*:*:*:*:*:*:*",
"matchCriteriaId": "F7B0A174-35C3-4CBC-95FD-1359971CAE7E",
"versionEndExcluding": "0.13.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service."
},
{
"lang": "es",
"value": "Se encontr\u00f3 un error de manejo de errores en python-ecdsa anterior de la versi\u00f3n 0.13.3. Durante la decodificaci\u00f3n de firmas, las firmas DER mal formadas pueden generar excepciones inesperadas (o ninguna excepci\u00f3n), lo que podr\u00eda conducir a una denegaci\u00f3n de servicio."
}
],
"id": "CVE-2019-14853",
"lastModified": "2024-11-21T04:27:30.117",
"metrics": {
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{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
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"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
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"cvssMetricV30": [
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"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 3.7,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
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"cvssMetricV31": [
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"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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"impactScore": 3.6,
"source": "nvd@nist.gov",
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"published": "2019-11-26T13:15:10.537",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14853"
},
{
"source": "secalert@redhat.com",
"tags": [
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"url": "https://github.com/warner/python-ecdsa/releases/tag/python-ecdsa-0.13.3"
},
{
"source": "secalert@redhat.com",
"url": "https://seclists.org/bugtraq/2019/Dec/33"
},
{
"source": "secalert@redhat.com",
"url": "https://www.debian.org/security/2019/dsa-4588"
},
{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14853"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://github.com/warner/python-ecdsa/releases/tag/python-ecdsa-0.13.3"
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"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://seclists.org/bugtraq/2019/Dec/33"
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"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.debian.org/security/2019/dsa-4588"
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"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
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"lang": "en",
"value": "CWE-391"
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],
"source": "secalert@redhat.com",
"type": "Secondary"
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"description": [
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"value": "CWE-755"
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],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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.
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