The Certificate Authority Proxy Function (CAPF) service in Cisco Unified Communications…
Priority LOW 36CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The Certificate Authority Proxy Function (CAPF) service in Cisco Unified Communications Manager (CUCM) 4.1 before 4.1(3)SR7, 4.2 before 4.2(3)SR4, and 4.3 before 4.3(2) allows remote attackers to cause a denial of service (service crash) via malformed network traffic, aka Bug ID CSCsk46770.
Why it matters now
EPSS 0.01179 67th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_callmanager:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr4:*:*:*:*:*:*:* | 4.1_3_sr4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5:*:*:*:*:*:*:* | 4.1_3_sr5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5b:*:*:*:*:*:*:* | 4.1_3_sr5b | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5c:*:*:*:*:*:*:* | 4.1_3_sr5c | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr2:*:*:*:*:*:*:* | 4.2_3_sr2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr2b:*:*:*:*:*:*:* | 4.2_3_sr2b | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr3:*:*:*:*:*:*:* | 4.2_3_sr3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.3:*:*:*:*:*:*:* | 4.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.3_1_sr1:*:*:*:*:*:*:* | 4.3_1_sr1 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_callmanager:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr4:*:*:*:*:*:*:* Versions 4.1_3_sr4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5:*:*:*:*:*:*:* Versions 4.1_3_sr5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5b:*:*:*:*:*:*:* Versions 4.1_3_sr5b Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_callmanager:4.1_3_sr5c:*:*:*:*:*:*:* Versions 4.1_3_sr5c Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr2:*:*:*:*:*:*:* Versions 4.2_3_sr2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr2b:*:*:*:*:*:*:* Versions 4.2_3_sr2b Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.2_3_sr3:*:*:*:*:*:*:* Versions 4.2_3_sr3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.3:*:*:*:*:*:*:* Versions 4.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.3_1_sr1:*:*:*:*:*:*:* Versions 4.3_1_sr1 Vulnerable ·Cisco
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_communications_manager:5.1_1:*:*:*:*:*:*:* | 5.1_1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:5.1_2:*:*:*:*:*:*:* | 5.1_2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:5.1_2a:*:*:*:*:*:*:* | 5.1_2a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:5.1_2b:*:*:*:*:*:*:* | 5.1_2b | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:5.1_3a:*:*:*:*:*:*:* | 5.1_3a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.0_1:*:*:*:*:*:*:* | 6.0_1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.0_1a:*:*:*:*:*:*:* | 6.0_1a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.1:*:*:*:*:*:*:* | 6.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.1_1a:*:*:*:*:*:*:* | 6.1_1a | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_communications_manager:5.1_1:*:*:*:*:*:*:* Versions 5.1_1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:5.1_2:*:*:*:*:*:*:* Versions 5.1_2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:5.1_2a:*:*:*:*:*:*:* Versions 5.1_2a Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:5.1_2b:*:*:*:*:*:*:* Versions 5.1_2b Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:5.1_3a:*:*:*:*:*:*:* Versions 5.1_3a Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.0_1:*:*:*:*:*:*:* Versions 6.0_1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.0_1a:*:*:*:*:*:*:* Versions 6.0_1a Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1:*:*:*:*:*:*:* Versions 6.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1_1a:*:*:*:*:*:*:* Versions 6.1_1a Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-1744
- 2026-10-03 Alias added: GHSA-xx57-275q-jj4j
References
More Cisco Unified Callmanager vulnerabilities
- TI-2008-00019 Heap-based buffer overflow in the Certificate Trust List (CTL) Provider service… CVSS 2.0HIGH 10.0
- TI-2006-05092 Integer overflow in the Real-Time Information Server (RIS) Data Collector service… CVSS 2.0HIGH 10.0
- TI-2006-05091 Off-by-one error in the Certificate Trust List (CTL) Provider service (CTLProvider.exe)… CVSS 2.0HIGH 9.3
- TI-2007-05323 Buffer overflow in the Centralized TFTP File Locator Service in Cisco Unified… CVSS 2.0HIGH 10.0
- TI-2006-05364 Cisco Security Agent (CSA) for Linux 4.5 before 4.5.1.657 and 5.0 before 5.0.0.193, as… CVSS 2.0HIGH 7.8
- TI-2009-02727 Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 5.x before 5.1(3g)… CVSS 2.0HIGH 7.8
Sources
- CVE-2008-1744 · CVE Program
- CVE-2008-1744 · NVD
- FIRST EPSS
- GHSA-xx57-275q-jj4j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences