CVE-2000-1027

Cisco PIX Firewall 5.2 - PASV Mode FTP Internal Address Disclosure

Severity Score

5.3

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cisco Secure PIX Firewall 5.2(2) allows remote attackers to determine the real IP address of a target FTP server by flooding the server with PASV requests, which includes the real IP address in the response when passive mode is established.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2000-10-03 First Exploit
2000-11-24 CVE Reserved
2000-12-11 CVE Published
2024-08-08 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (5)

URL	Tag	Source
http://marc.info/?l=bugtraq&m=97059440000367&w=2	Mailing List
http://www.osvdb.org/1623	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/5646	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/20369	2000-10-03
http://www.securityfocus.com/bid/1877	2024-08-08

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Pix Firewall Software Search vendor "Cisco" for product "Pix Firewall Software"				5.2 Search vendor "Cisco" for product "Pix Firewall Software" and version "5.2"		-		Affected