CVE-2015-2055

high

Published 2015-02-23 · Modified 2026-05-06

CVSS v3

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CVSS v2

7.8

VIR risk

7.8

Description

Zhone GPON 2520 with firmware R4.0.2.566b allows remote attackers to cause a denial of service via a long string in the oldpassword parameter.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.