How severe is CVE-2008-1746?

CVE-2008-1746 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-1746 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1746?

CVE-2008-1746 primarily affects Cisco Unified Communications Manager. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1746?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2008-1746 published?

CVE-2008-1746 was published on 2008-05-16 and last updated on 2026-06-16.

CVE-2008-1746

CVE-2008-1746 is a high-severity vulnerability in Cisco Unified Communications Manager with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Unified Communications Manager
Published: 2008-05-16
Last modified: 2026-06-16

Description

The SNMP Trap Agent service in Cisco Unified Communications Manager (CUCM) 4.1 before 4.1(3)SR6, 4.2 before 4.2(3)SR3, 4.3 before 4.3(2), 5.x before 5.1(3), and 6.x before 6.1(1) allows remote attackers to cause a denial of service (core dump and service restart) via a series of malformed UDP packets, as demonstrated by the IP Stack Integrity Checker (ISIC), aka Bug ID CSCsj24113.

Frequently asked questions

What is CVE-2008-1746?: The SNMP Trap Agent service in Cisco Unified Communications Manager (CUCM) 4.1 before 4.1(3)SR6, 4.2 before 4.2(3)SR3, 4.3 before 4.3(2), 5.x before 5.1(3), and 6.x before 6.1(1) allows remote attackers to cause a denial of service (core dump and service restart) via a series of malformed UDP packets, as demonstrated by the IP Stack Integrity Checker (ISIC), aka Bug ID CSCsj24113.
How severe is CVE-2008-1746?: CVE-2008-1746 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-1746 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1746?: CVE-2008-1746 primarily affects Cisco Unified Communications Manager. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-1746?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-1746 published?: CVE-2008-1746 was published on 2008-05-16 and last updated on 2026-06-16.

References

Affected products (18)

cpe:2.3:a:cisco:unified_communications_manager:4.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1:\(3\)sr.5:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1:\(3\)sr4:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1:\(3\)sr5:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1:\(3\)sr5b:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1:\(3\)sr5c:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2:4.2\(3\)sr.2:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2:4.2_\(3\)sr2b:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2:4.2_\(3\)sr3:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.3:4.3\(1\)sr.1:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1:\(1\):*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1:\(2\):*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1:\(2a\):*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1:\(2b\):*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1:\(1a\):*:*:*:*:*:*

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