Multiple stack-based buffer overflows in Symark PowerBroker 2.8 through 5.0.1 allow local…
Priority LOW 31CWE-119Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Multiple stack-based buffer overflows in Symark PowerBroker 2.8 through 5.0.1 allow local users to gain privileges via a long argv[0] string when executing (1) pbrun, (2) pbsh, or (3) pbksh. NOTE: the product is often installed in environments with trust relationships that facilitate subsequent remote compromises.
Why it matters now
EPSS 0.00418 36th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:symark:powerbroker:2.8:*:*:*:*:*:*:* | 2.8 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:3.2:*:*:*:*:*:*:* | 3.2 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:3.5:*:*:*:*:*:*:* | 3.5 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Symark |
| cpe:2.3:a:symark:powerbroker:5.01:*:*:*:*:*:*:* | 5.01 | Vulnerable | Symark |
- cpe:2.3:a:symark:powerbroker:2.8:*:*:*:*:*:*:* Versions 2.8 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:3.5:*:*:*:*:*:*:* Versions 3.5 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Symark
- cpe:2.3:a:symark:powerbroker:5.01:*:*:*:*:*:*:* Versions 5.01 Vulnerable ·Symark
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-1056
- 2026-10-03 Alias added: GHSA-4r2w-35wr-w5ch
References
Sources
- CVE-2008-1056 · CVE Program
- CVE-2008-1056 · NVD
- FIRST EPSS
- GHSA-4r2w-35wr-w5ch · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences