Cisco ONS15454 and ONS15327 running ONS before 3.4 allows remote attackers to modify the…
Priority LOW 36Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cisco ONS15454 and ONS15327 running ONS before 3.4 allows remote attackers to modify the system configuration and delete files by establishing an FTP connection to the TCC, TCC+ or XTC using a username and password that does not exist.
Why it matters now
EPSS 0.01612 76th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:optical_networking_systems_software:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:optical_networking_systems_software:3.1.0:*:*:*:*:*:*:* | 3.1.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:optical_networking_systems_software:3.2:*:*:*:*:*:*:* | 3.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:optical_networking_systems_software:3.2.0:*:*:*:*:*:*:* | 3.2.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:optical_networking_systems_software:3.3.0:*:*:*:*:*:*:* | 3.3.0 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:optical_networking_systems_software:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:optical_networking_systems_software:3.1.0:*:*:*:*:*:*:* Versions 3.1.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:optical_networking_systems_software:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:optical_networking_systems_software:3.2.0:*:*:*:*:*:*:* Versions 3.2.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:optical_networking_systems_software:3.3.0:*:*:*:*:*:*:* Versions 3.3.0 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-1553
- 2026-10-03 Alias added: GHSA-cr5q-mgrc-j4qj
References
More Cisco Optical Networking Systems Software vulnerabilities
- TI-2003-00533 Cisco IOS 11.x and 12.0 through 12.2 allows remote attackers to cause a denial of service… CVSS 2.0HIGH 7.8
- TI-2002-01480 Cisco ONS15454 and ONS15327 running ONS before 3.4 have an account for the VxWorks… CVSS 2.0HIGH 10.0
- TI-2004-00277 Unknown vulnerability in Cisco ONS 15327 before 4.1(3), ONS 15454 before 4.6(1), ONS… CVSS 2.0HIGH 10.0
- TI-2006-01618 The installation of Cisco Transport Controller (CTC) for Cisco Optical Networking System… CVSS 2.0HIGH 7.5
- TI-2004-01313 The Transaction Language 1 (TL1) login interface in Cisco ONS 15327 4.6(0) and 4.6(1) and… CVSS 2.0HIGH 7.5
- TI-2006-01616 Control cards for Cisco Optical Networking System (ONS) 15000 series nodes before… CVSS 2.0HIGH 7.8
Sources
- CVE-2002-1553 · CVE Program
- CVE-2002-1553 · NVD
- FIRST EPSS
- GHSA-cr5q-mgrc-j4qj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences