THREATPORT/VULNERABILITY/CVE-2017-9105
HIGH SEVERITY

CVE-2017-9105

Adns vulnerability

CVSS
8.8
EPSS
3.6%
EPSS pct
88th
Exploited
No known
An issue was discovered in adns before 1.5.2. It corrupts a pointer when a nameserver speaks first because of a wrong number of pointer dereferences. This bug may well be exploitable as a remote code execution.
Affected vendor
Gnu
Affected product
Adns
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-476 — NULL Pointer Dereference
Published
2020-06-18

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 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2017-9105

  • Confirm whether Gnu Adns is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-9105.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-9105

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-9105 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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