THREATPORT/VULNERABILITY/CVE-2001-0070
HIGH SEVERITY

CVE-2001-0070

1st Up Mail Server vulnerability

CVSS
10.0
EPSS
4.1%
EPSS pct
90th
Exploited
No known
Buffer overflow in 1st Up Mail Server 4.1 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long MAIL FROM command.
Affected vendor
Upland Solutions
Affected product
1st Up Mail Server
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published
2001-02-12

Risk analysis

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

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2001-0070

  • Confirm whether Upland Solutions 1st Up Mail Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2001-0070.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2001-0070

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2001-0070 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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