Improper input validation in Cisco WebEx Meeting Center
Priority LOW 25CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
A vulnerability in Cisco WebEx Meeting Center could allow an authenticated, remote attacker to initiate connections to arbitrary hosts, aka a "URL Redirection Vulnerability." The vulnerability is due to insufficient access control for HTTP traffic directed to the Cisco WebEx Meeting Center. An attacker could exploit this vulnerability by sending a malicious URL to the Cisco WebEx Meeting Center. An exploit could allow the attacker to connect to arbitrary hosts. Cisco Bug IDs: CSCvf63843.
Why it matters now
EPSS 0.0117 67th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | Cisco WebEx Meeting Center | Cisco WebEx Meeting Center | — | No fix listed | CNA |
- Cisco WebEx Meeting Center Vendor— Affected Cisco WebEx Meeting Center Fixed in — No fix listed CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:webex_meeting_center:t30:sp7:*:*:*:*:*:* | t30 sp7 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t30:sp8:*:*:*:*:*:* | t30 sp8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t30:sp9:*:*:*:*:*:* | t30 sp9 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t31:sp8:*:*:*:*:*:* | t31 sp8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t31:sp9:*:*:*:*:*:* | t31 sp9 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t32:*:*:*:*:*:*:* | t32 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t32.3:*:*:*:*:*:*:* | t32.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t32.4:*:*:*:*:*:*:* | t32.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t32.6:*:*:*:*:*:*:* | t32.6 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex_meeting_center:t32.7:*:*:*:*:*:*:* | t32.7 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:webex_meeting_center:t30:sp7:*:*:*:*:*:* Versions t30 sp7 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t30:sp8:*:*:*:*:*:* Versions t30 sp8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t30:sp9:*:*:*:*:*:* Versions t30 sp9 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t31:sp8:*:*:*:*:*:* Versions t31 sp8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t31:sp9:*:*:*:*:*:* Versions t31 sp9 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t32:*:*:*:*:*:*:* Versions t32 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t32.3:*:*:*:*:*:*:* Versions t32.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t32.4:*:*:*:*:*:*:* Versions t32.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t32.6:*:*:*:*:*:*:* Versions t32.6 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex_meeting_center:t32.7:*:*:*:*:*:*:* Versions t32.7 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12297
- 2026-10-03 Alias added: GHSA-8cqv-cr49-hx39
References
More Cisco Webex Meeting Center vulnerabilities
- TI-2017-02920 Memory corruption in Cisco WebEx browser extensions CVSS 3.0HIGH 8.8
- TI-2017-04508 Memory corruption in Cisco WebEx Browser Extension CVSS 3.0HIGH 8.8
- TI-2015-05344 The encryption-processing feature in Cisco libSRTP before 1.5.3 allows remote attackers… CVSS 3.0HIGH 7.5
- TI-2015-03527 Cisco WebEx Meeting Center does not properly restrict the content of URLs in GET… CVSS 2.0HIGH 7.5
- TI-2016-01301 Cisco WebEx Meeting Center Original Release Base allows remote attackers to obtain… CVSS 3.0HIGH 7.5
- TI-2010-03126 Stack-based buffer overflow in Cisco WebEx Meeting Center T27LB before SP21 EP3 and T27LC… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2017-12297 · CVE Program
- CVE-2017-12297 · NVD
- FIRST EPSS
- GHSA-8cqv-cr49-hx39 · GitHub Advisory Database · CC BY 4.0
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