CVE-2000-1022

Pix Firewall Software vulnerability

CVSS

7.5

EPSS

7.1%

EPSS pct

94th

Exploited

No known

The mailguard feature in Cisco Secure PIX Firewall 5.2(2) and earlier does not properly restrict access to SMTP commands, which allows remote attackers to execute restricted commands by sending a DATA command before sending the restricted commands.

Affected vendor

Cisco

Affected product

Pix Firewall Software

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Published

2000-12-11

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 confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 7.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2000-1022

Confirm whether Cisco Pix Firewall Software is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2000-1022.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2000-1022

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2000-1022 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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