cisco-sa-20200124-webex-unauthjoin
Vulnerability from csaf_cisco
Published
2020-01-24 16:00
Modified
2020-01-24 19:21
Summary
Cisco Webex Meetings Suite and Cisco Webex Meetings Online Unauthenticated Meeting Join Vulnerability
Notes
Summary
A vulnerability in Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites could allow an unauthenticated, remote attendee to join a password-protected meeting without providing the meeting password. The connection attempt must initiate from a Webex mobile application for either iOS or Android.
The vulnerability is due to unintended meeting information exposure in a specific meeting join flow for mobile applications. An unauthorized attendee could exploit this vulnerability by accessing a known meeting ID or meeting URL from the mobile device’s web browser. The browser will then request to launch the device’s Webex mobile application. A successful exploit could allow the unauthorized attendee to join the password-protected meeting. The unauthorized attendee will be visible in the attendee list of the meeting as a mobile attendee.
Cisco has applied updates that address this vulnerability and no user action is required. There are no workarounds that address this vulnerability.
This advisory is available at the following link:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin"]
Vulnerable Products
This vulnerability affects Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites releases earlier than 39.11.5 and 40.1.3.
Products Confirmed Not Vulnerable
Only products listed in the Vulnerable Products ["#vp"] section of this advisory are known to be affected by this vulnerability.
Cisco has confirmed that Cisco Webex Meetings Server is not affected.
Details
Determine the Cisco Webex Meetings Suite or Cisco Webex Meetings Online Release
To determine the current release on a Cisco Webex Meetings Suite site or Cisco Webex Meetings Online site, a user can perform the following steps:
Log in to the Cisco Webex Meetings Suite site or Cisco Webex Meetings Online site.
Navigate to Downloads on the left side of the page.
Next to Version Information hover over the circled i.
Check the value displayed next to Page version.
Workarounds
There are no workarounds that address this vulnerability.
Fixed Software
Cisco has addressed this vulnerability in Cisco Webex Meetings Suite sites and Cisco Webex Meetings sites, which are cloud based. No user action is required. The Details ["#details"] section of this advisory describes how to determine the current running release.
Customers who need additional information are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance provider.
Fixed Releases
Cisco fixed this vulnerability in page versions 39.11.5 and later and 40.1.3 and later for Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites. These page versions apply to client versions T32, T33, T39, and T40. The fix applies to Cisco Webex Meetings Suite sites and Cisco Webex Meetings sites only. Customers are not required to update the Cisco Webex Meetings mobile application or the Cisco Webex Meetings desktop application.
Vulnerability Policy
To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy ["https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
Exploitation and Public Announcements
The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements of the vulnerability that is described in this advisory.
Cisco PSIRT is aware of active use of the vulnerability that is described in this advisory.
Source
This vulnerability was found during the resolution of a Cisco TAC support case.
Legal Disclaimer
THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.
A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products.
{ "document": { "acknowledgments": [ { "summary": "This vulnerability was found during the resolution of a Cisco TAC support case." } ], "category": "csaf_security_advisory", "csaf_version": "2.0", "notes": [ { "category": "summary", "text": "A vulnerability in Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites could allow an unauthenticated, remote attendee to join a password-protected meeting without providing the meeting password. The connection attempt must initiate from a Webex mobile application for either iOS or Android.\r\n\r\nThe vulnerability is due to unintended meeting information exposure in a specific meeting join flow for mobile applications. An unauthorized attendee could exploit this vulnerability by accessing a known meeting ID or meeting URL from the mobile device\u2019s web browser. The browser will then request to launch the device\u2019s Webex mobile application. A successful exploit could allow the unauthorized attendee to join the password-protected meeting. The unauthorized attendee will be visible in the attendee list of the meeting as a mobile attendee.\r\n\r\n\r\nCisco has applied updates that address this vulnerability and no user action is required. There are no workarounds that address this vulnerability.\r\n\r\nThis advisory is available at the following link:\r\nhttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin\"]", "title": "Summary" }, { "category": "general", "text": "This vulnerability affects Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites releases earlier than 39.11.5 and 40.1.3.", "title": "Vulnerable Products" }, { "category": "general", "text": "Only products listed in the Vulnerable Products [\"#vp\"] section of this advisory are known to be affected by this vulnerability.\r\n\r\nCisco has confirmed that Cisco Webex Meetings Server is not affected.", "title": "Products Confirmed Not Vulnerable" }, { "category": "general", "text": "Determine the Cisco Webex Meetings Suite or Cisco Webex Meetings Online Release\r\nTo determine the current release on a Cisco Webex Meetings Suite site or Cisco Webex Meetings Online site, a user can perform the following steps:\r\n\r\nLog in to the Cisco Webex Meetings Suite site or Cisco Webex Meetings Online site.\r\nNavigate to Downloads on the left side of the page.\r\nNext to Version Information hover over the circled i.\r\nCheck the value displayed next to Page version.", "title": "Details" }, { "category": "general", "text": "There are no workarounds that address this vulnerability.", "title": "Workarounds" }, { "category": "general", "text": "Cisco has addressed this vulnerability in Cisco Webex Meetings Suite sites and Cisco Webex Meetings sites, which are cloud based. No user action is required. The Details [\"#details\"] section of this advisory describes how to determine the current running release.\r\n\r\nCustomers who need additional information are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance provider.\r\n Fixed Releases\r\nCisco fixed this vulnerability in page versions 39.11.5 and later and 40.1.3 and later for Cisco Webex Meetings Suite sites and Cisco Webex Meetings Online sites. These page versions apply to client versions T32, T33, T39, and T40. The fix applies to Cisco Webex Meetings Suite sites and Cisco Webex Meetings sites only. Customers are not required to update the Cisco Webex Meetings mobile application or the Cisco Webex Meetings desktop application.", "title": "Fixed Software" }, { "category": "general", "text": "To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html\"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.", "title": "Vulnerability Policy" }, { "category": "general", "text": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements of the vulnerability that is described in this advisory.\r\n\r\nCisco PSIRT is aware of active use of the vulnerability that is described in this advisory.", "title": "Exploitation and Public Announcements" }, { "category": "general", "text": "This vulnerability was found during the resolution of a Cisco TAC support case.", "title": "Source" }, { "category": "legal_disclaimer", "text": "THIS DOCUMENT IS PROVIDED ON AN \"AS IS\" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.\r\n\r\nA standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products.", "title": "Legal Disclaimer" } ], "publisher": { "category": "vendor", "contact_details": "Emergency Support:\r\n+1 877 228 7302 (toll-free within North America)\r\n+1 408 525 6532 (International direct-dial)\r\nNon-emergency Support:\r\nEmail: psirt@cisco.com\r\nSupport requests that are received via e-mail are typically acknowledged within 48 hours.", "issuing_authority": "Cisco product security incident response is the responsibility of the Cisco Product Security Incident Response Team (PSIRT). The Cisco PSIRT is a dedicated, global team that manages the receipt, investigation, and public reporting of security vulnerability information that is related to Cisco products and networks. The on-call Cisco PSIRT works 24x7 with Cisco customers, independent security researchers, consultants, industry organizations, and other vendors to identify possible security issues with Cisco products and networks.\r\nMore information can be found in Cisco Security Vulnerability Policy available at https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html", "name": "Cisco", "namespace": "https://wwww.cisco.com" }, "references": [ { "category": "self", "summary": "Cisco Webex Meetings Suite and Cisco Webex Meetings Online Unauthenticated Meeting Join Vulnerability", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin" }, { "category": "external", "summary": "Cisco Security Vulnerability Policy", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html" }, { "category": "external", "summary": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin" }, { "category": "external", "summary": "Security Vulnerability Policy", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html" } ], "title": "Cisco Webex Meetings Suite and Cisco Webex Meetings Online Unauthenticated Meeting Join Vulnerability", "tracking": { "current_release_date": "2020-01-24T19:21:30+00:00", "generator": { "date": "2022-09-03T03:31:30+00:00", "engine": { "name": "TVCE" } }, "id": "cisco-sa-20200124-webex-unauthjoin", "initial_release_date": "2020-01-24T16:00:00+00:00", "revision_history": [ { "date": "2020-01-24T15:00:15+00:00", "number": "1.0.0", "summary": "Initial public release." }, { "date": "2020-01-24T19:21:30+00:00", "number": "1.1.0", "summary": "Corrected link destination for visible advisory URL in the Summary section." } ], "status": "final", "version": "1.1.0" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_family", "name": "Cisco Webex Meetings", "product": { "name": "Cisco Webex Meetings ", "product_id": "CSAFPID-228295" } } ], "category": "vendor", "name": "Cisco" } ] }, "vulnerabilities": [ { "cve": "CVE-2020-3142", "ids": [ { "system_name": "Cisco Bug ID", "text": "CSCvs69110" } ], "notes": [ { "category": "other", "text": "Complete.", "title": "Affected Product Comprehensiveness" } ], "product_status": { "known_affected": [ "CSAFPID-228295" ] }, "release_date": "2020-01-24T16:00:00+00:00", "remediations": [ { "category": "vendor_fix", "details": "Cisco has released software updates that address this vulnerability.", "product_ids": [ "CSAFPID-228295" ], "url": "https://software.cisco.com" } ], "scores": [ { "cvss_v3": { "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0" }, "products": [ "CSAFPID-228295" ] } ], "title": "Cisco Webex Meeting Suite and Cisco Webex Meetings Online Unauthenticated Meeting Join Vulnerability" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.