CVE-2021-22894
Ivanti Pulse Connect Secure Collaboration Suite Buffer Overflow Vulnerability
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run Pulse Connect Secure, fix it now.
CISA required action: Apply updates per vendor instructions.
US federal civilian agencies must remediate by May 3, 2022.
Patch status
No official fix confirmed yet
Until a fix ships, follow the vendor's mitigations and CISA's required action, limit exposure of affected systems, and watch this record for a patch.
Description
A buffer overflow vulnerability exists in Pulse Connect Secure before 9.1R11.4 allows a remote authenticated attacker to execute arbitrary code as the root user via maliciously crafted meeting room.
Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.
Affected products
| Product | Vendor | Affected versions | Source |
|---|---|---|---|
| Ivanti Connect Secure / EPMM | Ivanti | 9.0; 9.1 | NVD |
| Pulse Connect Secure | Ivanti | — | KEV |
Sources: NVD = NIST National Vulnerability Database; KEV = CISA Known Exploited Vulnerabilities catalog.
Intelligence timeline
Developments from the last 30 days, newest first.
- CVSS scoredUpdateKEV
CVE-2021-22894 scored CVSS 8.8: Ivanti Pulse Connect Secure, Ivanti Pulse Connect Secure Collaboration Suite Buffer Overflow Vulnerability
CISA lists this as exploited in the wild. Unpatched Pulse Connect Secure systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
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Coverage
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