Is CVE-2020-3385 in the CISA KEV catalog?

No. CVE-2020-3385 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-3385?

CVE-2020-3385 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2020-3385?

CVE-2020-3385 has an EPSS score of 0.53% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-3385?

Upgrade sd-wan firmware to 20.1.1 or later.

CVE & CISA-KEV Catalog

CVE-2020-3385

MEDIUM

6.5

CVSS v3

NVD

Description

A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. The vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this vulnerability by sending crafted packets through an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition.

CWE-371

How to fix

Remediation Available

sd-wan firmwareNVD

Affected:>= 19.3.0, < 20.1.1Fixed in:20.1.1CVE-2020-3385derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.53%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Embed a live status badge for CVE-2020-3385

Markdown

[![CVE-2020-3385](https://tridentstack.com/cve/badge/CVE-2020-3385.svg)](https://tridentstack.com/cve/CVE-2020-3385)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-3385"><img src="https://tridentstack.com/cve/badge/CVE-2020-3385.svg" alt="CVE-2020-3385"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.