The Computer Telephony Integration (CTI) Manager service in Cisco Unified Communications Manager (CUCM) 5.x before 5.1(3c) and 6.x before 6.1(2) allows remote attackers to cause a denial of service (TSP crash) via malformed network traffic to TCP port 2748
Published Jun 26, 2008
7.8
HIGHCVSS 2.0
EPSS 2.45%
Description
The Computer Telephony Integration (CTI) Manager service in Cisco Unified Communications Manager (CUCM) 5.x before 5.1(3c) and 6.x before 6.1(2) allows remote attackers to cause a denial of service (TSP crash) via malformed network traffic to TCP port 2748.
Affected products
No data.
- ≥ 5.0 · < 5.1\(3c\)
- ≥ 6.0 · < 6.1\(2\)
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.45% (0.02454) | 83.83th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.45% (0.02454) | 82.24th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.31% (0.03307) | 86.09th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.58% (0.01584) | 70.03th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.31% (0.03307) | 86.39th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.29% (0.01285) | 86.36th | v3 (v2023.03.01) |
| Jul 2, 2024 | 1.20% (0.01199) | 85.27th | v3 (v2023.03.01) |
| Oct 24, 2023 | 1.11% (0.01108) | 82.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.03% (0.01026) | 81.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (6)
- http://secunia.com/advisories/30848 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a00809b9011.shtml vendor-advisoryx_refsource_CISCOPatchVendor Advisory
- http://www.securityfocus.com/bid/29933 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1020360 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2008/1933/references vdb-entryx_refsource_VUPENThird Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43349 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/30848 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://www.cisco.com/en/US/products/products_security_advisory09186a00809b9011.shtml | vendor-advisoryx_refsource_CISCOPatchVendor Advisory | |
| http://www.securityfocus.com/bid/29933 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id?1020360 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://www.vupen.com/english/advisories/2008/1933/references | vdb-entryx_refsource_VUPENThird Party Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/43349 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.