CVE-2018-20386

Name: CVE-2018-20386
Creator: NVD / NIST
Published: 2018-12-23T21:29:00.653+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.82%

Last modified Jun 17, 2026

CVE-2018-20386 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH 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.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.

Description

ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH 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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.82%

76.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-522

Affected Software

Vendor	Product	Versions
Commscope	Arris Sbg6580-2 Firmware	d30gw-seaeagle-1.5.2.5-ga-00-nosh

References

https://github.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csvThird Party Advisory
https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.htmlExploit, Third Party Advisory
https://github.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csvThird Party Advisory
https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.htmlExploit, Third Party Advisory

Timeline

Published: Dec 23, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20386?

ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH 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.

How severe is CVE-2018-20386?

CVE-2018-20386 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20386?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-20386?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST