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

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MEDIUM

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

Published Nov 22, 2010

6.4

MEDIUM

CVSS 2.0

EPSS 1.17%

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.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.17% 0.01173

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01173

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (12 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.17% (0.01173)	66.31th	v5 (v2026.06.15)
Jun 15, 2026	1.20% (0.01196)	63.94th	v5 (v2026.06.15)
Mar 17, 2025	0.25% (0.00253)	46.66th	v4 (v2025.03.14)
Dec 12, 2024	0.21% (0.00208)	59.71th	v3 (v2023.03.01)
Apr 25, 2024	0.15% (0.00146)	49.91th	v3 (v2023.03.01)
Mar 15, 2024	0.13% (0.00126)	46.09th	v3 (v2023.03.01)
Feb 8, 2024	0.11% (0.00115)	43.97th	v3 (v2023.03.01)
Mar 7, 2023	0.21% (0.00208)	56.97th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-310

References (3)

http://seclists.org/fulldisclosure/2010/Nov/167
mailing-listx_refsource_FULLDISC
http://www.cisco.com/en/US/products/products_security_response09186a0080b56d0d.html
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.trustmatta.com/advisories/MATTA-2010-001.txt
x_refsource_MISC

Link	Providers	Tags
http://seclists.org/fulldisclosure/2010/Nov/167		mailing-listx_refsource_FULLDISC
http://www.cisco.com/en/US/products/products_security_response09186a0080b56d0d.html		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.trustmatta.com/advisories/MATTA-2010-001.txt		x_refsource_MISC

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Nov 22, 2010

Updated Sep 16, 2024

Reserved Nov 22, 2010

Link CVE-2010-4304

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2010-4304

Red Hat

Severity n/a

Public date n/a

Links CVE-2010-4304