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CVE-2018-20393

9.8 · CRITICAL

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B S…

Published Dec 23, 2018EPSS 1.60%

Overview

CVE-2018-20393 is a critical-severity vulnerability. It was published on December 23, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B STC8.62.02, TC7110.D STDB.79.02, TC7200.d1I TC7200.d1IE-N23E-c7000r5712-170406-HAT, and TC7200.TH2v2 SC05.00.22 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csvRefmisteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.htmlGitHubgithub.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csvRefmisteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.html

How CyberStrike helps

Frequently asked questions

What is CVE-2018-20393?

CVE-2018-20393 is a critical-severity vulnerability. It was published on December 23, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2018-20393?

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-20393?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2018-20393?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-20393 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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