Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade Debian:8
openssh
to version 1:3.8.1p1-8.sarge.4 or higher.
Note: Versions mentioned in the description apply only to the upstream openssh
package and not the openssh
package as distributed by Debian
.
See How to fix?
for Debian:8
relevant fixed versions and status.
OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.