THREATPORT/VULNERABILITY/CVE-2017-9078
HIGH SEVERITY

CVE-2017-9078

Dropbear Ssh vulnerability

CVSS
8.8
EPSS
5.1%
EPSS pct
92th
Exploited
No known
The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a double free in cleanup of TCP listeners when the -a option is enabled.
Affected vendor
Dropbear Ssh Project
Affected product
Dropbear Ssh
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2017-05-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 5.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2017-9078

  • Confirm whether Dropbear Ssh Project Dropbear Ssh is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-9078.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-9078

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-9078 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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