FKIE_CVE-2020-26117
Vulnerability from fkie_nvd - Published: 2020-09-27 04:15 - Updated: 2024-11-21 05:19
Severity ?
Summary
In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception.
References
{
"configurations": [
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"matchCriteriaId": "EC52A117-CA1A-4BDC-B60B-36D84CB48B35",
"versionEndExcluding": "1.11.0",
"vulnerable": true
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"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception."
},
{
"lang": "es",
"value": "En los archivos rfb/CSecurityTLS.cxx y rfb/CSecurityTLS.java en TigerVNC versiones anteriores a 1.11.0, los espectadores manejan inapropiadamente las excepciones del certificado TLS.\u0026#xa0;Almacenan los certificados como autoridades, lo que significa que el propietario de un certificado puede hacerse pasar por cualquier servidor despu\u00e9s de que un cliente haya agregado una excepci\u00f3n"
}
],
"id": "CVE-2020-26117",
"lastModified": "2024-11-21T05:19:16.850",
"metrics": {
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"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
"version": "2.0"
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"published": "2020-09-27T04:15:11.650",
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]
}
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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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