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CVE-2013-4877

2.6 · LOW

The Verizon Wireless Network Extender SCS-26UC4 and SCS-2U01 does not use CAVE authentication, which makes it easier for remote attackers to obtain ESN and MIN values from arbitrary phones, and con…

Published Jul 18, 2013verizonCWE-287EPSS 0.78%

Overview

CVE-2013-4877 is a low-severity vulnerability affecting verizon wireless_network_extender. It was published on July 18, 2013 and has a CVSS 2.0 base score of 2.6 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.6, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The Verizon Wireless Network Extender SCS-26UC4 and SCS-2U01 does not use CAVE authentication, which makes it easier for remote attackers to obtain ESN and MIN values from arbitrary phones, and conduct cloning attacks, by sniffing the network for registration packets.

Remediation

Check the references section for vendor advisories and patches from verizon. Update wireless_network_extender 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.kb.cert.org/vuls/id/458007Refwww.kb.cert.org/vuls/id/BLUU-997M5BRefwww.securityfocus.com/bid/61169Refwww.kb.cert.org/vuls/id/458007Refwww.kb.cert.org/vuls/id/BLUU-997M5BRefwww.securityfocus.com/bid/61169

How CyberStrike helps

Frequently asked questions

What is CVE-2013-4877?

CVE-2013-4877 is a low-severity vulnerability affecting verizon wireless_network_extender. It was published on July 18, 2013 and has a CVSS 2.0 base score of 2.6 (LOW).

How severe is CVE-2013-4877?

This vulnerability has a CVSS 2.0 base score of 2.6, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-4877?

Check the references section for vendor advisories and patches from verizon. Update wireless_network_extender 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-2013-4877?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-4877 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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