Webex Meeting Server Security Vulnerabilities

CVE-2013-5529

The deployment module in the server in Cisco WebEx Meeting Center does not properly validate the passphrase, which allows remote attackers to launch a deployment or cause a denial of service (deployment interruption) via a direct request, aka Bug ID...

CVE-2021-1221

A vulnerability in the user interface of Cisco Webex Meetings and Cisco Webex Meetings Server Software could allow an authenticated, remote attacker to inject a hyperlink into a meeting invitation email. The vulnerability is due to insufficient input validation. An attacker could exploit this...

CVE-2021-1311

A vulnerability in the reclaim host role feature of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an authenticated, remote attacker to take over the host role during a meeting. This vulnerability is due to a lack of protection against brute forcing of the host key. An attacker...

CVE-2020-3471

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to maintain bidirectional audio despite being expelled from an active Webex session. The vulnerability is due to a synchronization issue between meeting and media services on a...

CVE-2020-3419

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to join a Webex session without appearing on the participant list. This vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacker....

CVE-2020-3441

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to view sensitive information from the meeting room lobby. This vulnerability is due to insufficient protection of sensitive participant information. An attacker could exploit...

CVE-2019-15987

A vulnerability in web interface of the Cisco Webex Event Center, Cisco Webex Meeting Center, Cisco Webex Support Center, and Cisco Webex Training Center could allow an unauthenticated, remote attacker to guess account usernames. The vulnerability is due to missing CAPTCHA protection in certain...

CVE-2018-5390

Linux kernel versions 4.9+ can be forced to make very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming packet which can lead to a denial of...

CVE-2018-0380

Multiple vulnerabilities exist in the Cisco Webex Network Recording Player for Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. An attacker could exploit these vulnerabilities by providing a user with a malicious .arf or .wrf file via email or URL and convincing the user to.....

CVE-2018-0379

Multiple vulnerabilities exist in the Cisco Webex Network Recording Player for Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. An attacker could exploit these vulnerabilities by providing a user with a malicious .arf or .wrf file via email or URL and convincing the user to.....

CVE-2018-0287

A vulnerability in the Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow an unauthenticated, remote attacker to execute arbitrary code on an affected system. The vulnerability is due to a design flaw in the affected software. An attacker could exploit this.....

CVE-2018-0264

A vulnerability in the Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow an unauthenticated, remote attacker to execute arbitrary code on the system of a targeted user. An attacker could exploit this vulnerability by sending the user a link or email...

CVE-2018-0112

A vulnerability in Cisco WebEx Business Suite clients, Cisco WebEx Meetings, and Cisco WebEx Meetings Server could allow an authenticated, remote attacker to execute arbitrary code on a targeted system. The vulnerability is due to insufficient input validation by the Cisco WebEx clients. An...

CVE-2018-0104

A vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow a remote attacker to execute arbitrary code on the system of a targeted user. The attacker could exploit this vulnerability by sending the user a link or email attachment with a malicious.....

CVE-2018-0103

A Buffer Overflow vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow a local attacker to execute arbitrary code on the system of a user. The attacker could exploit this vulnerability by sending the user a link or email attachment with a...

CVE-2017-12363

A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the...

CVE-2017-12359

A Buffer Overflow vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (.arf) files could allow an attacker to execute arbitrary code on a system. An attacker could exploit this vulnerability by providing a user with a malicious .arf file via email or URL and...

CVE-2017-12366

A vulnerability in Cisco WebEx Meeting Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of an affected system. The vulnerability is due to insufficient input validation of some parameters that are passed to the web server of the...

CVE-2014-0691

Cisco WebEx Meetings Server before 1.1 uses meeting IDs with insufficient entropy, which makes it easier for remote attackers to bypass authentication and join arbitrary meetings without a password, aka Bug ID...

CVE-2017-12298

A vulnerability in Cisco WebEx Meeting Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of an affected system. The vulnerability is due to insufficient input validation of some parameters that are passed to the web server of the...

CVE-2017-6753

A vulnerability in Cisco WebEx browser extensions for Google Chrome and Mozilla Firefox could allow an unauthenticated, remote attacker to execute arbitrary code with the privileges of the affected browser on an affected system. This vulnerability affects the browser extensions for Cisco WebEx...

CVE-2017-6669

Multiple buffer overflow vulnerabilities exist in the Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files. An attacker could exploit these vulnerabilities by providing a user with a malicious ARF file via email or URL and convincing the user to launch the file....

CVE-2017-6651

A vulnerability in Cisco WebEx Meetings Server could allow unauthenticated, remote attackers to gain information that could allow them to access scheduled customer meetings. The vulnerability is due to an incomplete configuration of the robots.txt file on customer-hosted WebEx solutions and occurs....

CVE-2017-3880

An Authentication Bypass vulnerability in Cisco WebEx Meetings Server could allow an unauthenticated, remote attacker to access limited meeting information on the Cisco WebEx Meetings Server. More Information: CSCvd50728. Known Affected Releases: 2.6 2.7 2.8 CWMS-2.5MR1 Orion1.1.2.patch...

CVE-2017-3823

An issue was discovered in the Cisco WebEx Extension before 1.0.7 on Google Chrome, the ActiveTouch General Plugin Container before 106 on Mozilla Firefox, the GpcContainer Class ActiveX control plugin before 10031.6.2017.0126 on Internet Explorer, and the Download Manager ActiveX control plugin...

CVE-2014-3311

Heap-based buffer overflow in the file-sharing feature in WebEx Meetings Client in Cisco WebEx Meetings Server and WebEx Meeting Center allows remote attackers to execute arbitrary code via crafted data, aka Bug IDs CSCup62463 and...

CVE-2014-3310

The File Transfer feature in WebEx Meetings Client in Cisco WebEx Meetings Server and WebEx Meeting Center does not verify that a requested file was an offered file, which allows remote attackers to read arbitrary files via a modified request, aka Bug IDs CSCup62442 and...

CVE-2014-3296

The XML programmatic interface (XML PI) in Cisco WebEx Meeting Server 1.5(.1.131) and earlier allows remote authenticated users to obtain sensitive meeting information via a crafted URL, aka Bug ID...

CVE-2014-3294

Cisco WebEx Meeting Server does not properly restrict the content of URLs, which allows remote authenticated users to obtain sensitive information by reading (1) web-server access logs, (2) web-server Referer logs, or (3) the browser history, aka Bug ID...

CVE-2014-3286

The web framework in Cisco WebEx Meeting Server does not properly restrict the content of reply messages, which allows remote attackers to obtain sensitive information via a crafted URL, aka Bug IDs CSCuj81685, CSCuj81688, CSCuj81665, CSCuj81744, and...

CVE-2014-2199

meetinginfo.do in Cisco WebEx Event Center, WebEx Meeting Center, WebEx Sales Center, WebEx Training Center, WebEx Meetings Server 1.5(.1.131) and earlier, and WebEx Business Suite (WBS) 27 before 27.32.31.16, 28 before 28.12.13.18, and 29 before 29.5.1.12 allows remote attackers to obtain...

CVE-2014-0708

WebEx Meeting Center in Cisco WebEx Business Suite does not properly compose URLs for HTTP GET requests, which allows remote attackers to obtain sensitive information by reading (1) web-server access logs, (2) web-server Referer logs, or (3) a browser's history, aka Bug ID...

CVE-2014-0682

Cisco WebEx Meetings Server allows remote authenticated users to bypass authorization checks and (1) join arbitrary meetings, or (2) terminate a meeting without having a host role, via a crafted URL, aka Bug ID...

CVE-2013-6970

Cisco WebEx Meeting Center allows remote attackers to obtain sensitive information by reading verbose error messages within server responses, aka Bug ID...

CVE-2013-3448

Cisco WebEx Meetings Server does not check whether a user account is active, which allows remote authenticated users to bypass intended access restrictions by performing meeting operations after account deactivation, aka Bug ID...