CVE-2002-1558

Name: CVE-2002-1558
Creator: NVD / NIST
Published: 2003-03-31T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.79%

Last modified Jun 16, 2026

CVE-2002-1558 is a vulnerability of currently unknown severity. Cisco ONS15454 and ONS15327 running ONS before 3.4 have an account for the VxWorks Operating System in the TCC, TCC+ and XTC that cannot be changed or disabled, which allows remote attackers to gain privileges by connecting to the account via Telnet.. EPSS estimates a 2.79% chance of exploitation in the next 30 days.

Description

Cisco ONS15454 and ONS15327 running ONS before 3.4 have an account for the VxWorks Operating System in the TCC, TCC+ and XTC that cannot be changed or disabled, which allows remote attackers to gain privileges by connecting to the account via Telnet.

Metrics

EPSS Probability

2.79%

84.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Optical Networking Systems Software	3.0
Cisco	Optical Networking Systems Software	3.1.0
Cisco	Optical Networking Systems Software	3.2
Cisco	Optical Networking Systems Software	3.2.0
Cisco	Optical Networking Systems Software	3.3.0

References

http://www.cisco.com/warp/public/707/ons-multiple-vuln-pub.shtmlPatch, Vendor Advisory
http://www.iss.net/security_center/static/10510.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/6083Patch, Vendor Advisory
http://www.cisco.com/warp/public/707/ons-multiple-vuln-pub.shtmlPatch, Vendor Advisory
http://www.iss.net/security_center/static/10510.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/6083Patch, Vendor Advisory

Timeline

Published: Mar 31, 2003
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2002-1558?

How severe is CVE-2002-1558?

Severity scoring for CVE-2002-1558 is pending analysis. The EPSS model estimates a 2.79% probability of exploitation in the next 30 days.

How do I fix CVE-2002-1558?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2002-1558?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST