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CVE-2015-2055

7.8 · HIGH

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.

Published Feb 23, 2015zhone_technologiesCWE-20EPSS 3.03%

Overview

CVE-2015-2055 is a high-severity vulnerability affecting zhone_technologies gpon_2520_firmware. It was published on February 23, 2015 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from zhone_technologies. Update gpon_2520_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.exploit-db.com/exploits/35859Refwww.securityfocus.com/bid/74876Refwww.exploit-db.com/exploits/35859Refwww.securityfocus.com/bid/74876

How CyberStrike helps

Frequently asked questions

What is CVE-2015-2055?

CVE-2015-2055 is a high-severity vulnerability affecting zhone_technologies gpon_2520_firmware. It was published on February 23, 2015 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2015-2055?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-2055?

Check the references section for vendor advisories and patches from zhone_technologies. Update gpon_2520_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-2055?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-2055 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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