The password-sync feature on Belden Hirschmann Classic Platform switches L2B before…
Priority LOW 25CWE-200Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
The password-sync feature on Belden Hirschmann Classic Platform switches L2B before 05.3.07 and L2E, L2P, L3E, and L3P before 09.0.06 sets an SNMP community to the same string as the administrator password, which allows remote attackers to obtain sensitive information by sniffing the network.
Why it matters now
EPSS 0.00796 56th 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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:belden:hirschmann_firmware:05.3.06:*:*:*:*:*:*:* | 05.3.06 | Vulnerable | Belden |
| cpe:2.3:h:belden:hirschmann_l2b:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Belden |
| cpe:2.3:o:belden:hirschmann_firmware:*:*:*:*:*:*:*:* | up to 09.0.05 | Vulnerable | Belden |
| cpe:2.3:h:belden:hirschmann_l2e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Belden |
| cpe:2.3:h:belden:hirschmann_l2p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Belden |
| cpe:2.3:h:belden:hirschmann_l3e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Belden |
| cpe:2.3:h:belden:hirschmann_l3p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Belden |
- cpe:2.3:o:belden:hirschmann_firmware:05.3.06:*:*:*:*:*:*:* Versions 05.3.06 Vulnerable ·Belden
- cpe:2.3:h:belden:hirschmann_l2b:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Belden
- cpe:2.3:o:belden:hirschmann_firmware:*:*:*:*:*:*:*:* Versions up to 09.0.05 Vulnerable ·Belden
- cpe:2.3:h:belden:hirschmann_l2e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Belden
- cpe:2.3:h:belden:hirschmann_l2p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Belden
- cpe:2.3:h:belden:hirschmann_l3e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Belden
- cpe:2.3:h:belden:hirschmann_l3p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Belden
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-2509
- 2026-10-03 Alias added: GHSA-jpq4-xmm5-hx76
References
Sources
- CVE-2016-2509 · CVE Program
- CVE-2016-2509 · NVD
- FIRST EPSS
- GHSA-jpq4-xmm5-hx76 · 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