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CVE-2020-8218: Pulse Connect Secure Code Injection Vulnerability

criticalknown exploitedpublic exploitCVE-2020-8218
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
A code injection vulnerability exists in Pulse Connect Secure that allows an attacker to crafted a URI to perform an arbitrary code execution via the admin web interface.

CSIRTS triage

vendor: Pulse Secureproduct: Pulse Connect SecureRemote code execution
What
A code injection vulnerability allows an attacker to perform arbitrary code execution via the admin web interface.
Who is affected
Deployments of Pulse Connect Secure are affected.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Apply the latest security patch to mitigate the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-03-07
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2020-8218

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2020-8218coverage & exploitation statusNVD · CVE.org

Recent advisories for Pulse Connect Secure

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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