Citrix XenServer 4.1, 6.0, 5.6 SP2, 5.6 Feature Pack 1, 5.6 Common Criteria, 5.6, 5.5…
Priority LOW 34CWE-269Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
Citrix XenServer 4.1, 6.0, 5.6 SP2, 5.6 Feature Pack 1, 5.6 Common Criteria, 5.6, 5.5, 5.0, and 5.0 Update 3 contains a Local Privilege Escalation Vulnerability which could allow local users with access to a guest operating system to gain elevated privileges.
Why it matters now
EPSS 0.00356 29th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:citrix:xenserver:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.0:update_3:*:*:*:*:*:* | 5.0 update_3 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.5:*:*:*:*:*:*:* | 5.5 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.6:*:*:*:*:*:*:* | 5.6 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.6:common_criteria:*:*:*:*:*:* | 5.6 common_criteria | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.6:fp1:*:*:*:*:*:* | 5.6 fp1 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:5.6:sp2:*:*:*:*:*:* | 5.6 sp2 | Vulnerable | Citrix |
| cpe:2.3:a:citrix:xenserver:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Citrix |
- cpe:2.3:a:citrix:xenserver:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.0:update_3:*:*:*:*:*:* Versions 5.0 update_3 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.6:*:*:*:*:*:*:* Versions 5.6 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.6:common_criteria:*:*:*:*:*:* Versions 5.6 common_criteria Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.6:fp1:*:*:*:*:*:* Versions 5.6 fp1 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:5.6:sp2:*:*:*:*:*:* Versions 5.6 sp2 Vulnerable ·Citrix
- cpe:2.3:a:citrix:xenserver:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Citrix
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4606
- 2026-10-03 Alias added: GHSA-7wp8-c7mq-wxq7
References
—
More Citrix Xenserver vulnerabilities
- TI-2018-10124 Citrix XenServer 7.1 and newer allows Directory Traversal. CVSS 3.0CRITICAL 9.8
- TI-2012-00210 The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix… CVSS 2.0HIGH 7.2
- TI-2015-06402 The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote… CVSS 3.1CRITICAL 9.8
- TI-2018-06436 A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures… CVSS 3.0HIGH 7.8
- TI-2014-04065 Buffer overflow in the HVM graphics console support in Citrix XenServer 6.2 Service Pack… CVSS 2.0HIGH 10.0
- TI-2016-07824 Heap-based buffer overflow in Qemu: CVSS 3.0CRITICAL 9.9
Sources
- CVE-2012-4606 · CVE Program
- CVE-2012-4606 · NVD
- FIRST EPSS
- GHSA-7wp8-c7mq-wxq7 · 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