CVE-2008-0356
CriticalBuffer overflow in the Independent Management Architecture (IMA) service in Citrix Presentation Server (MetaFrame Presentation Server) 4.5 and earlier, Access Essentials 2.0 and earlier, and Desktop Server 1.0 allows remote attackers to execute arbitrary code via an invalid size…
Published Jan 18, 2008 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2008-0356 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Access Essentials (Citrix), Desktop Server (Citrix), Metaframe Presentation Server (Citrix) and 1 more product.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 73% probability of exploitation in the next 30 days.
- Fixed versions are available, including Access Essentials 2.0, Metaframe Presentation Server 4.5.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
73%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
Buffer overflow in the Independent Management Architecture (IMA) service in Citrix Presentation Server (MetaFrame Presentation Server) 4.5 and earlier, Access Essentials 2.0 and earlier, and Desktop Server 1.0 allows remote attackers to execute arbitrary code via an invalid size value in a packet to TCP port 2512 or 2513.
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Access EssentialsCitrix | See advisory | 2.0 |
| Desktop ServerCitrix | 1.0 | n/a |
| Metaframe Presentation ServerCitrix | See advisory | 4.5 |
| Presentation ServerCitrix | See advisory | n/a |
Patched Releases
Access Essentials
2.0
Metaframe Presentation Server
4.5
Timeline
Publicly disclosed
Jan 18, 2008
Last updated
Apr 22, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory28508
- patchhttp://support.citrix.com/article/CTX114487
- otherVU#412228
- other20080117 ZDI-08-002: Citrix Presentation Server IMA Service Heap Overflow Vulnerability
- other27329
FAQ
Common Questions.
Buffer overflow in the Independent Management Architecture (IMA) service in Citrix Presentation Server (MetaFrame Presentation Server) 4.5 and earlier, Access Essentials 2.0 and earlier, and Desktop Server 1.0 allows remote attackers to execute arbitrary code via an invalid size value in a packet to TCP port 2512 or 2…
Affected: Access Essentials (Citrix); Desktop Server (Citrix) versions 1.0; Metaframe Presentation Server (Citrix), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Access Essentials 2.0, Metaframe Presentation Server 4.5.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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