HOMEVULNERABILITIESCVE-2020-8221
MEDIUM

CVE-2020-8221

CWE-22Published: July 30, 2020· Updated: Jun 17, 2026

4.9
CVSS v3.1

Official Description

A path traversal vulnerability exists in Pulse Connect Secure <9.1R8 which allows an authenticated attacker to read arbitrary files via the administrator web interface.

NVD Source

Technical Analysis

CVE-2020-8221 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 4.9.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

ivanti2 product(s)
connect securepolicy secure
pulsesecure2 product(s)
pulse connect securepulse policy secure
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2020-8221
CVSS Score4.9 / 10
SeverityMEDIUM
WeaknessCWE-22
CISA KEVNo
Affected2 vendor(s)
PublishedJul 30, 2020

Related CVEs (CWE-22)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-8221 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.