En resumen
- CVE-2017-3204 es una vulnerabilidad ALTO (CVSS 8.1) que afecta a golang.org/x/crypto, crypto (golang).
- Probabilidad de explotación en los próximos 30 días (EPSS): 3.2%, mayor que el 88.0% de las vulnerabilidades.
- Solución: actualizar a 0.0.0-20170330155735-e4e2799dd7aa o posterior.
| Package | Affected versions | Patched versions |
|---|
| golang.org/x/crypto Go | < 0.0.0-20170330155735-e4e2799dd7aa
| 0.0.0-20170330155735-e4e2799dd7aa
|
| crypto | ≤ 2017-03-17
| No fix yet |
Description
The Go SSH library (golang.org/x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks if ClientConfig.HostKeyCallback is not set. Default behavior changed in commit e4e2799 to require explicitly registering a hostkey verification mechanism.
NVD description
The Go SSH library (x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks. Default behavior changed in commit e4e2799 to require explicitly registering a hostkey verification mechanism.
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