THREATPORT/VULNERABILITY/CVE-2006-0321
MEDIUM SEVERITY

CVE-2006-0321

Fetchmail vulnerability

CVSS
5.0
EPSS
3.5%
EPSS pct
88th
Exploited
No known
fetchmail 6.3.0 and other versions before 6.3.2 allows remote attackers to cause a denial of service (crash) via crafted e-mail messages that cause a free of an invalid pointer when fetchmail bounces the message to the originator or local postmaster.
Affected vendor
Fetchmail
Affected product
Fetchmail
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2006-01-24

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial 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-2006-0321

  • Confirm whether Fetchmail Fetchmail is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2006-0321.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-0321

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-0321 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-2006-0321?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2006-0321.

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