How severe is CVE-2007-3956?

CVE-2007-3956 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2007-3956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3956?

CVE-2007-3956 affects Teamspeak Web Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3956?

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-2007-3956 published?

CVE-2007-3956 was published on 2007-07-24 and last updated on 2026-06-16.

CVE-2007-3956

CVE-2007-3956 is a high-severity vulnerability in Teamspeak Web Server with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Teamspeak Web Server
Published: 2007-07-24
Last modified: 2026-06-16

Description

TeamSpeak WebServer 2.0 for Windows does not validate parameter value lengths and does not expire TCP sessions, which allows remote attackers to cause a denial of service (CPU and memory consumption) via long username and password parameters in a request to login.tscmd on TCP port 14534.

Frequently asked questions

What is CVE-2007-3956?: TeamSpeak WebServer 2.0 for Windows does not validate parameter value lengths and does not expire TCP sessions, which allows remote attackers to cause a denial of service (CPU and memory consumption) via long username and password parameters in a request to login.tscmd on TCP port 14534.
How severe is CVE-2007-3956?: CVE-2007-3956 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2007-3956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3956?: CVE-2007-3956 affects Teamspeak Web Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3956?: 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-2007-3956 published?: CVE-2007-3956 was published on 2007-07-24 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:teamspeak:web_server:2.0:*:*:*:*:*:*:*

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