CVE-2021-22900
Last modified
CVE-2021-22900 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A vulnerability allowed multiple unrestricted uploads in Pulse Connect Secure before 9.1R11.4 that could lead to an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.. CISA has confirmed active exploitation in the wild. EPSS estimates a 14.15% chance of exploitation in the next 30 days.
Description
A vulnerability allowed multiple unrestricted uploads in Pulse Connect Secure before 9.1R11.4 that could lead to an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ivanti | Connect Secure | 9.0 |
| Ivanti | Connect Secure | 9.1 |
| Pulsesecure | Pulse Connect Secure | <= 9.1 |
References
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/?kA23Z000000boUWSAYBroken Link, Vendor Advisory
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/?kA23Z000000boUWSAYBroken Link, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22900US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2021-22900?
How severe is CVE-2021-22900?
How do I fix CVE-2021-22900?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-22895Nextcloud Desktop Client before 3.3.1 is vulnerable to impro…5.9
- CVE-2021-22896Nextcloud Mail before 1.9.5 suffers from improper access con…4.3
- CVE-2021-22897curl 7.61.0 through 7.76.1 suffers from exposure of data ele…5.3
- CVE-2021-22898curl 7.7 through 7.76.1 suffers from an information disclosu…3.1
- CVE-2021-22899A command injection vulnerability exists in Pulse Connect Se…8.8
- CVE-2021-2290Vulnerability in the Oracle Engineering product of Oracle E-…8.1
- CVE-2021-22901curl 7.75.0 through 7.76.1 suffers from a use-after-free vul…8.1
- CVE-2021-22902The actionpack ruby gem (a framework for handling and respon…7.5
- CVE-2021-22903The actionpack ruby gem before 6.1.3.2 suffers from a possib…6.1
- CVE-2021-22904The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.…7.5
- CVE-2021-22905Nextcloud Android App (com.nextcloud.client) before v3.16.0 …6.5
- CVE-2021-22906Nextcloud End-to-End Encryption before 1.5.3, 1.6.3 and 1.7.…6.5
Are you affected by CVE-2021-22900?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST