How severe is CVE-2013-6688?

CVE-2013-6688 has a CVSS 2.0 base score of 6.3, rated medium severity.

Is CVE-2013-6688 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6688?

CVE-2013-6688 primarily affects Cisco Unified Communications Manager. In total, 113 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-6688?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-6688 published?

CVE-2013-6688 was published on 2013-11-18 and last updated on 2026-06-17.

CVE-2013-6688

CVE-2013-6688 is a medium-severity vulnerability in Cisco Unified Communications Manager with a CVSS 2.0 base score of 6.3. 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-22.

Key facts

Severity: Medium (CVSS 2.0 base score 6.3)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Cisco Unified Communications Manager
Published: 2013-11-18
Last modified: 2026-06-17

Description

Directory traversal vulnerability in the license-upload interface in the Enterprise License Manager (ELM) component in Cisco Unified Communications Manager 9.1(1) and earlier allows remote authenticated users to create arbitrary files via a crafted path, aka Bug ID CSCui58222.

Frequently asked questions

What is CVE-2013-6688?: Directory traversal vulnerability in the license-upload interface in the Enterprise License Manager (ELM) component in Cisco Unified Communications Manager 9.1(1) and earlier allows remote authenticated users to create arbitrary files via a crafted path, aka Bug ID CSCui58222.
How severe is CVE-2013-6688?: CVE-2013-6688 has a CVSS 2.0 base score of 6.3, rated medium severity.
Is CVE-2013-6688 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6688?: CVE-2013-6688 primarily affects Cisco Unified Communications Manager. In total, 113 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6688?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6688 published?: CVE-2013-6688 was published on 2013-11-18 and last updated on 2026-06-17.

References

Affected products (113)

cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:3.3\(5\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:3.3\(5\)sr1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:3.3\(5\)sr2a:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1\(3\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1\(3\)sr1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1\(3\)sr2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1\(3\)sr3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.1\(3\)sr4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr2b:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:4.3\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(1b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(1c\):*:*:*:*:*:*:*
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:5.1\(3\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(3a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(3c\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(3d\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1\(3e\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:5.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.0\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.0\(1b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1\(1a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1\(1b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_communications_manager:6.1\(2\):*:*:*:*:*:*:*

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