CVE-2009-4510

CVE-2009-4510 is a high-severity vulnerability in Vsecurity Tandberg Video Communication Server with a CVSS 2.0 base score of 8.5. 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-310.

Key facts

• Severity: High (CVSS 2.0 base score 8.5)
• EPSS exploit prediction: 2% (80th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-310
• Affected product: Vsecurity Tandberg Video Communication Server
• Published: 2010-04-13
• Last modified: 2026-06-16

Description

The SSH service on the TANDBERG Video Communication Server (VCS) before X5.1 uses a fixed DSA key, which makes it easier for remote attackers to conduct man-in-the-middle attacks and spoof arbitrary servers via crafted SSH packets.

Frequently asked questions

What is CVE-2009-4510?

The SSH service on the TANDBERG Video Communication Server (VCS) before X5.1 uses a fixed DSA key, which makes it easier for remote attackers to conduct man-in-the-middle attacks and spoof arbitrary servers via crafted SSH packets.

How severe is CVE-2009-4510?

CVE-2009-4510 has a CVSS 2.0 base score of 8.5, rated high severity.

Is CVE-2009-4510 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4510?

CVE-2009-4510 primarily affects Vsecurity Tandberg Video Communication Server. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4510?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-4510 published?

CVE-2009-4510 was published on 2010-04-13 and last updated on 2026-06-16.

References

• http://ftp.tandberg.com/pub/software/vcs/TANDBERG%20Video%20Communication%20Server%20Software%20Release%20Notes%20%28X5%29.pdf
• http://secunia.com/advisories/39275
• http://www.vsecurity.com/resources/advisory/20100409-2

Affected products (12)

• cpe:2.3:a:vsecurity:tandberg_video_communication_server:*:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x1.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x1.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x2.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x3.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x4.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x4.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x4.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:vsecurity:tandberg_video_communication_server:x4.3.0:*:*:*:*:*:*:*

More vulnerabilities in Vsecurity Tandberg Video Communication Server

• CVE-2010-1356 — Critical (CVSS 10.0): Unspecified vulnerability on the TANDBERG Video Communication Server (VCS) before X5.0 allows remote attackers to…
• CVE-2009-4509 — Critical (CVSS 10.0): The administrative web console on the TANDBERG Video Communication Server (VCS) before X4.3 uses predictable session…
• CVE-2010-1355 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability on the TANDBERG Video Communication Server (VCS) before X5.0 allows remote…
• CVE-2009-4511 — Medium (CVSS 4.0): Multiple directory traversal vulnerabilities in the web administration interface on the TANDBERG Video Communication…

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