Cisco voice products, when running the IBM Director Agent on IBM servers before OS 2000.2.6, allows remote attackers to cause a denial of se
Cisco voice products, when running the IBM Director Agent on IBM servers before OS 2000.2.6, allows remote attackers to cause a denial of service (CPU consumption) via arbitrary packets to TCP port 14247, as demonstrated using port scanning.
- Published
- Jan 21, 2004
- Updated
- Jun 16, 2026
- EPSS
- 2.4% · 84th percentile
- CWE
- CWE-399
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Report tools
Action score
21
Monitor
Low priority for now.
- CVSS
- 20 / 40 · 5.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| cisco | emergency responder | cpe:2.3:a:cisco:emergency_responder |
| cisco | ip call center express enhanced | cpe:2.3:a:cisco:ip_call_center_express_enhanced |
| cisco | ip call center express standard | cpe:2.3:a:cisco:ip_call_center_express_standard |
| cisco | ip interactive voice response | cpe:2.3:a:cisco:ip_interactive_voice_response |
| cisco | personal assistant | cpe:2.3:a:cisco:personal_assistant |
| cisco | call manager | cpe:2.3:h:cisco:call_manager |
| cisco | internet service node | cpe:2.3:h:cisco:internet_service_node |
| cisco | conference connection | cpe:2.3:o:cisco:conference_connection |
| ibm | director agent | cpe:2.3:a:ibm:director_agent |
| ibm | mcs-7815-1000 | cpe:2.3:h:ibm:mcs-7815-1000 |
| ibm | mcs-7815i-2.0 | cpe:2.3:h:ibm:mcs-7815i-2.0 |
| ibm | mcs-7835i-2.4 | cpe:2.3:h:ibm:mcs-7835i-2.4 |
and 5 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- cisco call manager1.0
- cisco call manager2.0
- cisco call manager3.0
- cisco call manager3.1
- cisco call manager3.1(2)
- cisco call manager3.1(3a)
- cisco call manager3.2
- cisco call manager3.3
- cisco call manager3.3(3)
- cisco call manager4.0
- cisco conference connection1.1(1)
- cisco conference connection1.2
- cisco emergency responder1.1
- cisco internet service nodeall versions
- cisco ip call center express enhanced3.0
- cisco ip call center express standard3.0
- cisco ip interactive voice response3.0
- cisco personal assistant1.3(1)
- cisco personal assistant1.3(2)
- cisco personal assistant1.3(3)
Same product
cisco: all recordsOther highest-scoring records for the same primary product.
- CVE-2008-1154The Disaster Recovery Framework (DRF) master server in Cisco Unified Communications products, including Unified Communications Manager (CUCM42Plan
- CVE-2017-12337A vulnerability in the upgrade mechanism of Cisco collaboration products based on the Cisco Voice Operating System software platform could a41Plan
- CVE-2004-1760The default installation of Cisco voice products, when running the IBM Director Agent on IBM servers before OS 2000.2.6, does not require au41Plan
- CVE-2023-20101A vulnerability in Cisco Emergency Responder could allow an unauthenticated, remote attacker to log in to an affected device using the root 40Plan
- CVE-2024-20352A vulnerability in Cisco Emergency Responder could allow an authenticated, remote attacker to conduct a directory traversal attack, which co35Monitor
- CVE-2016-6468A vulnerability in the web-based management interface of Cisco Emergency Responder could allow an unauthenticated, remote attacker to conduc35Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- P · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- P
Weakness class (CWE)
CWE-399 · Resource Management ErrorsCVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- secunia.com/advisories/10696
- www.ciac.org/ciac/bulletins/o-066.shtml
- www.cisco.com/warp/public/707/cisco-sa-20040121-voice.shtml
- www.kb.cert.org/vuls/id/721092
- www.osvdb.org/3691
- www.securitytracker.com/id?1008814
- exchange.xforce.ibmcloud.com/vulnerabilities/14901
Vendor advisories and official records. Exploit/PoC links are deliberately left out.