Cisco ONS15454 and ONS15327 running ONS before 3.4 allows attackers to cause a denial of…
Priority LOW 26Published · 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
- None · None · 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 attackers to cause a denial of service (reset) via an HTTP request to the TCC, TCC+ or XTC, in which the request contains an invalid CORBA Interoperable Object Reference (IOR).
Why it matters now
EPSS 0.01388 72nd 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-2002-1556
- 2026-10-03 Alias added: GHSA-9qv7-qrq7-h43g
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-2002-1556 · CVE Program
- CVE-2002-1556 · NVD
- FIRST EPSS
- GHSA-9qv7-qrq7-h43g · GitHub Advisory Database · CC BY 4.0
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