How severe is CVE-2010-4304?

CVE-2010-4304 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2010-4304 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4304?

CVE-2010-4304 primarily affects Cisco Unified Videoconferencing System 5110 Firmware. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4304?

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

When was CVE-2010-4304 published?

CVE-2010-4304 was published on 2010-11-22 and last updated on 2026-06-16.

CVE-2010-4304

CVE-2010-4304 is a medium-severity vulnerability in Cisco Unified Videoconferencing System 5110 Firmware with a CVSS 2.0 base score of 6.4. 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: Medium (CVSS 2.0 base score 6.4)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Cisco Unified Videoconferencing System 5110 Firmware
Published: 2010-11-22
Last modified: 2026-06-16

Description

The web interface in Cisco Unified Videoconferencing (UVC) System 3545, 5110, 5115, and 5230; Unified Videoconferencing 3527 Primary Rate Interface (PRI) Gateway; Unified Videoconferencing 3522 Basic Rate Interfaces (BRI) Gateway; and Unified Videoconferencing 3515 Multipoint Control Unit (MCU) uses predictable session IDs based on time values, which makes it easier for remote attackers to hijack sessions via a brute-force attack, aka Bug ID CSCti54048.

Frequently asked questions

What is CVE-2010-4304?: The web interface in Cisco Unified Videoconferencing (UVC) System 3545, 5110, 5115, and 5230; Unified Videoconferencing 3527 Primary Rate Interface (PRI) Gateway; Unified Videoconferencing 3522 Basic Rate Interfaces (BRI) Gateway; and Unified Videoconferencing 3515 Multipoint Control Unit (MCU) uses predictable session IDs based on time values, which makes it easier for remote attackers to hijack sessions via a brute-force attack, aka Bug ID CSCti54048.
How severe is CVE-2010-4304?: CVE-2010-4304 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2010-4304 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4304?: CVE-2010-4304 primarily affects Cisco Unified Videoconferencing System 5110 Firmware. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4304?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4304 published?: CVE-2010-4304 was published on 2010-11-22 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:a:cisco:unified_videoconferencing_system_5110_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_5115_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_5110:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_5115:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_3515_multipoint_control_unit_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_3522_basic_rate_interface_gateway_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_3527_primary_rate_interface_gateway_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_3545_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_videoconferencing_system_5230_firmware:7.0.1.13.3:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_3515_multipoint_control_unit:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_3522_basic_rate_interface_gateway:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_3527_primary_rate_interface_gateway:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_3545:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:unified_videoconferencing_system_5230:*:*:*:*:*:*:*:*

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