Buffer overflow in IBM Sterling Secure Proxy
Priority LOW 30CWE-120Published · Updated
Key facts
- Attack vector
- Adjacent 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-120 and the CVSS impact.
Summary
IBM Sterling Secure Proxy 6.0.3.0, 6.0.2.0, and 3.4.3.2 and IBM Sterling External Authentication Server are vulnerable a buffer overflow, due to the Jetty based GUI in the Secure Zone not properly validating the sizes of the form content and/or HTTP headers submitted. A local attacker positioned inside the Secure Zone could submit a specially crafted HTTP request to disrupt service. IBM X-Force ID: 219133.
Why it matters now
EPSS 0.00585 48th 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 |
|---|---|---|---|---|---|
| IBM | Sterling Secure Proxy | 3.4.3.2; 6.0.3.0; 6.0.2.0 | — | No fix listed | CNA |
- Sterling Secure Proxy VendorIBM Affected 3.4.3.2; 6.0.3.0; 6.0.2.0 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibm:sterling_external_authentication_server:3.4.3.2:*:*:*:*:*:*:* | 3.4.3.2 | Vulnerable | IBM |
| cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.2.0:*:*:*:*:*:*:* | 6.0.2.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.3.0:*:*:*:*:*:*:* | 6.0.3.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:sterling_secure_proxy:3.4.3.2:*:*:*:*:*:*:* | 3.4.3.2 | Vulnerable | IBM |
| cpe:2.3:a:ibm:sterling_secure_proxy:6.0.2:*:*:*:*:*:*:* | 6.0.2 | Vulnerable | IBM |
| cpe:2.3:a:ibm:sterling_secure_proxy:6.0.3.0:*:*:*:*:*:*:* | 6.0.3.0 | Vulnerable | IBM |
- cpe:2.3:a:ibm:sterling_external_authentication_server:3.4.3.2:*:*:*:*:*:*:* Versions 3.4.3.2 Vulnerable ·IBM
- cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.2.0:*:*:*:*:*:*:* Versions 6.0.2.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:sterling_external_authentication_server:6.0.3.0:*:*:*:*:*:*:* Versions 6.0.3.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:sterling_secure_proxy:3.4.3.2:*:*:*:*:*:*:* Versions 3.4.3.2 Vulnerable ·IBM
- cpe:2.3:a:ibm:sterling_secure_proxy:6.0.2:*:*:*:*:*:*:* Versions 6.0.2 Vulnerable ·IBM
- cpe:2.3:a:ibm:sterling_secure_proxy:6.0.3.0:*:*:*:*:*:*:* Versions 6.0.3.0 Vulnerable ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-22333
- 2026-10-03 Alias added: GHSA-35cr-x5j7-prhh
References
More IBM Sterling External Authentication Server vulnerabilities
- TI-2020-03813 XML external entity injection in IBM Sterling Secure Proxy CVSS 3.1HIGH 8.2
- TI-2022-06664 Memory leak in IBM Sterling Secure Proxy CVSS 3.1HIGH 7.5
- TI-2021-10407 Broken or risky cryptographic algorithm in IBM Sterling Secure Proxy CVSS 3.1HIGH 7.5
- TI-2021-10406 Broken or risky cryptographic algorithm in IBM Sterling Secure Proxy CVSS 3.1HIGH 7.5
- TI-2013-00433 OS command injection in IBM Sterling External Authentication Server CVSS 3.1HIGH 7.8
- TI-2023-15631 IBM Sterling Secure Proxy information disclosure CVSS 3.1MEDIUM 5.5
Sources
- CVE-2022-22333 · CVE Program
- CVE-2022-22333 · NVD
- FIRST EPSS
- GHSA-35cr-x5j7-prhh · GitHub Advisory Database · CC BY 4.0
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