THREATPORT/VULNERABILITY/CVE-2007-3409
HIGH SEVERITY

CVE-2007-3409

Net\ vulnerability

CVSS
7.5
EPSS
3.5%
EPSS pct
88th
Exploited
No known
Net::DNS before 0.60, a Perl module, allows remote attackers to cause a denial of service (stack consumption) via a malformed compressed DNS packet with self-referencing pointers, which triggers an infinite loop.
Affected vendor
Net Dns
Affected product
Net\
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
Published
2007-06-26

Risk analysis

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

Its EPSS score of 3.5% 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-2007-3409

  • Confirm whether Net Dns Net\ is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-3409.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-3409

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-3409 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2007-3409?

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