How severe is CVE-2008-6561?

CVE-2008-6561 has a CVSS 2.0 base score of 1.9, rated low severity.

Is CVE-2008-6561 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-6561?

CVE-2008-6561 affects Citrix Presentation Server Client. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-6561?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-6561 published?

CVE-2008-6561 was published on 2009-03-31 and last updated on 2026-06-16.

CVE-2008-6561

CVE-2008-6561 is a low-severity vulnerability in Citrix Presentation Server Client with a CVSS 2.0 base score of 1.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Low (CVSS 2.0 base score 1.9)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Citrix Presentation Server Client
Published: 2009-03-31
Last modified: 2026-06-16

Description

Citrix Presentation Server Client for Windows before 10.200 does not clear "credential information" from process memory in unspecified circumstances, which might allow local users to gain privileges.

Frequently asked questions

What is CVE-2008-6561?: Citrix Presentation Server Client for Windows before 10.200 does not clear "credential information" from process memory in unspecified circumstances, which might allow local users to gain privileges.
How severe is CVE-2008-6561?: CVE-2008-6561 has a CVSS 2.0 base score of 1.9, rated low severity.
Is CVE-2008-6561 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-6561?: CVE-2008-6561 affects Citrix Presentation Server Client. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-6561?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-6561 published?: CVE-2008-6561 was published on 2009-03-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:citrix:presentation_server_client:10.200:*:*:*:*:*:*:*

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