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CVE-2020-5367

26
FAUCET Score

CVE-2020-5367 describes an improper certificate validation vulnerability in Dell EMC Unisphere for PowerMax, Unisphere for PowerMax Virtual Appliance (both prior to version 9.1.0.17), and PowerMax OS Release 5978. This high-severity vulnerability (CVSS 8.1) allows an unauthenticated remote attacker to perform a man-in-the-middle attack by presenting a crafted certificate. Such an attack could lead to the interception, viewing, or modification of sensitive data in transit. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.1.0.17CPE matchmatch criteria
cpe:2.3:a:dell:emc_unisphere_for_powermax:*:*:*:*:*:*:*:*
< 9.1.0.17CPE matchmatch criteria
cpe:2.3:a:dell:emc_unisphere_for_powermax_virtual_appliance:*:*:*:*:*:*:*:*
5978CPE matchmatch criteria
cpe:2.3:o:dell:powermax_os:5978:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.4HIGH

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.4
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.59%
Probability of exploitation in next 30 days
EPSS Percentile
44.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0059 is in the 17th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

dell.com / support/kbdoc/en-uk/000153935/dsa-2020-065-dell-emc-unisphere-for-powermax-dell-emc-unisphere-for-powermax-virtual-appliance-and-dell-emc-powermax-embedded-management-update-for-multiple-vulnerabilities