Uncontrolled resource consumption in Pulse Connect Secure
Priority LOW 37CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
A vulnerability in Pulse Connect Secure before 9.1R12.1 could allow an unauthenticated administrator to causes a denial of service when a malformed request is sent to the device.
Why it matters now
EPSS 0.02193 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Pulse Connect Secure | Fixed in 9.1R12.1 | — | No fix listed | CNA |
- Pulse Connect Secure Vendor— Affected Fixed in 9.1R12.1 Fixed in — No fix listed CNA
CPE configurations NVD · 26
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ivanti:connect_secure:9.1:-:*:*:*:*:*:* | 9.1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r1:*:*:*:*:*:* | 9.1 r1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r10.0:*:*:*:*:*:* | 9.1 r10.0 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r10.2:*:*:*:*:*:* | 9.1 r10.2 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r11.0:*:*:*:*:*:* | 9.1 r11.0 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r11.1:*:*:*:*:*:* | 9.1 r11.1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r11.3:*:*:*:*:*:* | 9.1 r11.3 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r11.4:*:*:*:*:*:* | 9.1 r11.4 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r12:*:*:*:*:*:* | 9.1 r12 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r2:*:*:*:*:*:* | 9.1 r2 | Vulnerable | Ivanti |
- cpe:2.3:a:ivanti:connect_secure:9.1:-:*:*:*:*:*:* Versions 9.1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r1:*:*:*:*:*:* Versions 9.1 r1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r10.0:*:*:*:*:*:* Versions 9.1 r10.0 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r10.2:*:*:*:*:*:* Versions 9.1 r10.2 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r11.0:*:*:*:*:*:* Versions 9.1 r11.0 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r11.1:*:*:*:*:*:* Versions 9.1 r11.1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r11.3:*:*:*:*:*:* Versions 9.1 r11.3 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r11.4:*:*:*:*:*:* Versions 9.1 r11.4 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r12:*:*:*:*:*:* Versions 9.1 r12 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r2:*:*:*:*:*:* Versions 9.1 r2 Vulnerable ·Ivanti
Show 16 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ivanti:connect_secure:9.1:r3:*:*:*:*:*:* | 9.1 r3 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r4:*:*:*:*:*:* | 9.1 r4 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r4.1:*:*:*:*:*:* | 9.1 r4.1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r4.2:*:*:*:*:*:* | 9.1 r4.2 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r4.3:*:*:*:*:*:* | 9.1 r4.3 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r5:*:*:*:*:*:* | 9.1 r5 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r6:*:*:*:*:*:* | 9.1 r6 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r7:*:*:*:*:*:* | 9.1 r7 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r8:*:*:*:*:*:* | 9.1 r8 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r8.1:*:*:*:*:*:* | 9.1 r8.1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r8.2:*:*:*:*:*:* | 9.1 r8.2 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r8.4:*:*:*:*:*:* | 9.1 r8.4 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r9:*:*:*:*:*:* | 9.1 r9 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r9.1:*:*:*:*:*:* | 9.1 r9.1 | Vulnerable | Ivanti |
| cpe:2.3:a:ivanti:connect_secure:9.1:r9.2:*:*:*:*:*:* | 9.1 r9.2 | Vulnerable | Ivanti |
| cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* | before 9.1 | Vulnerable | Pulse Secure |
- cpe:2.3:a:ivanti:connect_secure:9.1:r3:*:*:*:*:*:* Versions 9.1 r3 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r4:*:*:*:*:*:* Versions 9.1 r4 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r4.1:*:*:*:*:*:* Versions 9.1 r4.1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r4.2:*:*:*:*:*:* Versions 9.1 r4.2 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r4.3:*:*:*:*:*:* Versions 9.1 r4.3 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r5:*:*:*:*:*:* Versions 9.1 r5 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r6:*:*:*:*:*:* Versions 9.1 r6 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r7:*:*:*:*:*:* Versions 9.1 r7 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r8:*:*:*:*:*:* Versions 9.1 r8 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r8.1:*:*:*:*:*:* Versions 9.1 r8.1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r8.2:*:*:*:*:*:* Versions 9.1 r8.2 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r8.4:*:*:*:*:*:* Versions 9.1 r8.4 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r9:*:*:*:*:*:* Versions 9.1 r9 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r9.1:*:*:*:*:*:* Versions 9.1 r9.1 Vulnerable ·Ivanti
- cpe:2.3:a:ivanti:connect_secure:9.1:r9.2:*:*:*:*:*:* Versions 9.1 r9.2 Vulnerable ·Ivanti
- cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* Versions before 9.1 Vulnerable ·Pulse Secure
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22965
- 2026-10-03 Alias added: GHSA-q8h8-595r-f56h
References
Sources
- CVE-2021-22965 · CVE Program
- CVE-2021-22965 · NVD
- FIRST EPSS
- GHSA-q8h8-595r-f56h · GitHub Advisory Database · CC BY 4.0
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