GSD-2020-13998
Vulnerability from gsd - Updated: 2023-12-13 01:21Details
** UNSUPPORTED WHEN ASSIGNED ** Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-13998",
"description": "** UNSUPPORTED WHEN ASSIGNED ** Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.",
"id": "GSD-2020-13998"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
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],
"details": "** UNSUPPORTED WHEN ASSIGNED ** Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.",
"id": "GSD-2020-13998",
"modified": "2023-12-13T01:21:46.755162Z",
"schema_version": "1.4.0"
}
},
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"affects": {
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"data_format": "MITRE",
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"data_version": "4.0",
"description": {
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"value": "** UNSUPPORTED WHEN ASSIGNED ** Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintainer."
}
]
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"refsource": "MISC",
"url": "https://gist.github.com/kampji/11e259d68ad98a6f0f898132f1961a96"
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},
{
"lang": "es",
"value": "** VERSI\u00d3N NO COMPATIBLE CUANDO SE ASIGN\u00d3 ** Citrix XenApp versi\u00f3n 6.5, cuando 2FA est\u00e1 habilitado, permite a un atacante remoto no autenticado determinar si existe un usuario en el servidor, porque la p\u00e1gina de error 2FA solo se produce despu\u00e9s de ingresar un nombre de usuario v\u00e1lido. NOTA: Esta vulnerabilidad s\u00f3lo afecta a los productos que ya no son apoyados por el mantenedor"
}
],
"id": "CVE-2020-13998",
"lastModified": "2024-04-11T01:07:01.070",
"metrics": {
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"accessVector": "NETWORK",
"authentication": "NONE",
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"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
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"scope": "UNCHANGED",
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"published": "2020-06-11T02:15:10.713",
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"value": "CWE-203"
}
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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 observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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