{"id":"CVE-2011-2040","aliases":["EUVD-2011-2034","GHSA-qh85-rfph-r6p5"],"status":"published","title":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client...","description":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.5.3041, and 3.0.x before 3.0.629, on Linux and Mac OS X downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a Java applet, aka Bug ID CSCsy05934.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.10684,"percentile":0.9584,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2011-06-02T19:00:00Z","modified":"2026-06-16T23:30:37Z","products":[{"vendor":"cisco","product":"anyconnect_secure_mobility_client"}],"references":[{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080b80123.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=910","tags":["third-party-advisory","x_refsource_IDEFENSE","x_transferred"]},{"url":"http://www.securitytracker.com/id?1025591","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/490097","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67739","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2040"},{"url":"https://github.com/advisories/GHSA-qh85-rfph-r6p5"}],"sources":{"cve":[{"id":"CVE-2011-2040","description":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.5.3041, and 3.0.x before 3.0.629, on Linux and Mac OS X downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a Java applet, aka Bug ID CSCsy05934.","status":"published","published":"2011-06-02T19:00:00Z","modified":"2024-08-06T22:46:01.031Z","updated_at":"2026-11-02T14:35:36.603688Z"}],"euvd":[{"id":"EUVD-2011-2034","description":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.5.3041, and 3.0.x before 3.0.629, on Linux and Mac OS X downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a Java applet, aka Bug ID CSCsy05934.","status":"published","published":"2011-06-02T19:00:00Z","modified":"2024-08-06T22:46:01Z","updated_at":"2026-11-03T01:55:54.133107Z"}],"ghsa":[{"id":"GHSA-qh85-rfph-r6p5","title":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client...","description":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.5.3041, and 3.0.x before 3.0.629, on Linux and Mac OS X downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a Java applet, aka Bug ID CSCsy05934.","status":"published","published":"2022-05-17T01:55:46Z","modified":"2023-02-03T05:05:52Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:53:48.81294Z"}],"nvd":[{"id":"CVE-2011-2040","description":"The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.5.3041, and 3.0.x before 3.0.629, on Linux and Mac OS X downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a Java applet, aka Bug ID CSCsy05934.","status":"published","published":"2011-06-02T19:55:04.42Z","modified":"2026-06-16T23:30:37.59Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:08.47516Z"}]}}