How severe is CVE-2014-2166?

CVE-2014-2166 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2014-2166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2166?

CVE-2014-2166 primarily affects Cisco Telepresence Tc Software. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2166?

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-2014-2166 published?

CVE-2014-2166 was published on 2014-05-02 and last updated on 2026-06-17.

CVE-2014-2166

CVE-2014-2166 is a high-severity vulnerability in Cisco Telepresence Tc Software 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Telepresence Tc Software
Published: 2014-05-02
Last modified: 2026-06-17

Description

The SIP implementation in Cisco TelePresence TC Software 4.x and TE Software 4.x allows remote attackers to cause a denial of service (device reload) via crafted SIP packets, aka Bug ID CSCto70562.

Frequently asked questions

What is CVE-2014-2166?: The SIP implementation in Cisco TelePresence TC Software 4.x and TE Software 4.x allows remote attackers to cause a denial of service (device reload) via crafted SIP packets, aka Bug ID CSCto70562.
How severe is CVE-2014-2166?: CVE-2014-2166 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2014-2166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-2166?: CVE-2014-2166 primarily affects Cisco Telepresence Tc Software. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-2166?: 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-2014-2166 published?: CVE-2014-2166 was published on 2014-05-02 and last updated on 2026-06-17.

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140430-tcte

Affected products (14)

cpe:2.3:a:cisco:telepresence_tc_software:4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_tc_software:4.2.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_te_software:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_te_software:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_te_software:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:telepresence_te_software:4.1.3:*:*:*:*:*:*:*

More vulnerabilities in Cisco Telepresence Tc Software

CVE-2014-2171 — Critical (CVSS 10.0): Heap-based buffer overflow in Cisco TelePresence TC Software 4.x through 6.x before 6.0.1 and TE Software 4.x and 6.0.x…
CVE-2016-1387 — Critical (CVSS 9.8): The XML API in TelePresence Codec (TC) 7.2.0, 7.2.1, 7.3.0, 7.3.1, 7.3.2, 7.3.3, 7.3.4, and 7.3.5 and Collaboration…
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