CVE-2000-1022: cisco pix_firewall_software
Vulnerability summary
CVE-2000-1022 is a high (CVSS 7.5) vulnerability in cisco pix_firewall_software. EPSS estimates a 7.10% chance of exploitation in the next 30 days, higher than 94.1% of scored vulnerabilities. 2 public exploits are recorded.
Timeline
- 22-01-2001PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
7.10%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
0.00 pp
From 7.10% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (securityfocus.com)
Maturity: unknown
Cisco PIX Firewall 4.x/5.x - SMTP Content Filtering Evasion
Maturity: weaponized
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Cisco1 product
- pix_firewall_software4.2\(1\) | 4.2\(2\) | 4.2\(5\) | 4.3 | 4.4\(4\) | 5.0 | 5.1 | 5.2
1 vendor · 1 product