Detections
Analytics

CVE-2020-8243

high

Description

A vulnerability in the Pulse Connect Secure < 9.1R8.2 admin web interface could allow an authenticated attacker to upload custom template to perform an arbitrary code execution.

References

https://www.tenable.com/cyber-exposure/a-look-inside-the-ransomware-ecosystem

https://www.tenable.com/cyber-exposure/2021-threat-landscape-retrospective

https://web.archive.org/web/20211025233339/https://twitter.com/pancak3lullz/status/1452679527197560837

https://blog.amberwolf.com/blog/2024/october/cve-2024-37404-ivanti-connect-secure-authenticated-rce-via-openssl-crlf-injection/

https://www.tenable.com/blog/cve-2025-0282-ivanti-connect-secure-zero-day-vulnerability-exploited-in-the-wild

https://www.tenable.com/blog/cve-2023-46805-cve-2024-21887-zero-day-vulnerabilities-exploited-in-ivanti-connect-secure-and

https://www.tenable.com/blog/hold-the-door-why-organizations-need-to-prioritize-patching-ssl-vpns

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8243

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44588

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-29114

Details

Source: Mitre, NVD

Published: 2020-09-30

Updated: 2026-06-17

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.2

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

Severity: High

EPSS

EPSS: 0.90759