The IP Phone Personal Address Book (PAB) Synchronizer feature in Cisco Unified…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The IP Phone Personal Address Book (PAB) Synchronizer feature in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.1, 4.2 before 4.2(3)SR4b, 4.3 before 4.3(2)SR1b, 5.x before 5.1(3e), 6.x before 6.1(3), and 7.0 before 7.0(2) sends privileged directory-service account credentials to the client in cleartext, which allows remote attackers to modify the CUCM configuration and perform other privileged actions by intercepting these credentials, and then using them in requests unrelated to the intended synchronization task, as demonstrated by (1) DC Directory account credentials in CUCM 4.x and (2) TabSyncSysUser account credentials in CUCM 5.x through 7.x.
Why it matters now
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 · 30
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_communications_manager:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.2:*:*:*:*:*:*:* | 4.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.2\(3\)sr1:*:*:*:*:*:*:* | 4.2(3)sr1 | 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:4.2\(3\)sr4:*:*:*:*:*:*:* | 4.2(3)sr4 | 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\(1\)sr.1:*:*:*:*:*:*:* | 4.3(1)sr.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.3\(2\):*:*:*:*:*:*:* | 4.3(2) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:4.3\(2\)sr1:*:*:*:*:*:*:* | 4.3(2)sr1 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_communications_manager:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.2:*:*:*:*:*:*:* Versions 4.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.2\(3\)sr1:*:*:*:*:*:*:* Versions 4.2(3)sr1 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:4.2\(3\)sr4:*:*:*:*:*:*:* Versions 4.2(3)sr4 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\(1\)sr.1:*:*:*:*:*:*:* Versions 4.3(1)sr.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.3\(2\):*:*:*:*:*:*:* Versions 4.3(2) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:4.3\(2\)sr1:*:*:*:*:*:*:* Versions 4.3(2)sr1 Vulnerable ·Cisco
Show 20 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_communications_manager:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Cisco |
| 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\(3\):*:*:*:*:*:*:* | 5.1(3) | 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:5.1\(3c\):*:*:*:*:*:*:* | 5.1(3c) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:5.1\(3d\):*:*:*:*:*:*:* | 5.1(3d) | 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\(1\):*:*:*:*:*:*:* | 6.1(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:6.1\(2\):*:*:*:*:*:*:* | 6.1(2) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.1\(2\)su1:*:*:*:*:*:*:* | 6.1(2)su1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:6.1\(3\):*:*:*:*:*:*:* | 6.1(3) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_communications_manager:7.0\(1\):*:*:*:*:*:*:* | 7.0(1) | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_communications_manager:5.0:*:*:*:*:*:*:* Versions 5.0 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\(3\):*:*:*:*:*:*:* Versions 5.1(3) 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:5.1\(3c\):*:*:*:*:*:*:* Versions 5.1(3c) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:5.1\(3d\):*:*:*:*:*:*:* Versions 5.1(3d) 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\(1\):*:*:*:*:*:*:* Versions 6.1(1) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1\(1a\):*:*:*:*:*:*:* Versions 6.1(1a) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1\(2\):*:*:*:*:*:*:* Versions 6.1(2) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1\(2\)su1:*:*:*:*:*:*:* Versions 6.1(2)su1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:6.1\(3\):*:*:*:*:*:*:* Versions 6.1(3) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_communications_manager:7.0\(1\):*:*:*:*:*:*:* Versions 7.0(1) Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-0632
- 2026-10-03 Alias added: GHSA-cfrx-jj8w-q779
References
Patch 2
Other 1
More Cisco Unified Communications Manager vulnerabilities
- TI-2026-16259 Cisco Unified Communications Products Remote Code Execution Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
- TI-2026-16423 Cisco Unified Communications Manager Server-Side Request Forgery Vulnerability KEVCVSS 3.1HIGH 8.6
- TI-2008-00019 Heap-based buffer overflow in the Certificate Trust List (CTL) Provider service… CVSS 2.0HIGH 10.0
- TI-2013-05779 The TFTP service in Cisco Unified Communications Manager (aka CUCM or Unified CM) allows… CVSS 3.1HIGH 7.3
- TI-2011-02932 Directory traversal vulnerability in Cisco Unified Communications Manager (CUCM) 5.x and… CVSS 2.0HIGH 7.8
Sources
- CVE-2009-0632 · CVE Program
- CVE-2009-0632 · NVD
- FIRST EPSS
- GHSA-cfrx-jj8w-q779 · 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