{"id":"CVE-2020-11491","aliases":["EUVD-2020-3844","GHSA-c3h7-5hp8-vxhj"],"status":"published","title":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct...","description":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0787,"percentile":0.9474,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2020-04-02T13:07:34Z","modified":"2026-06-17T02:50:16Z","exploits":[{"source":"metasploit","id":"auxiliary/scanner/http/zenload_balancer_traversal","title":"Zen Load Balancer Directory Traversal","type":"auxiliary","date":"2020-04-10","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/scanner/http/zenload_balancer_traversal"}],"products":[{"vendor":"zevenet","product":"zen_load_balancer"}],"references":[{"url":"http://code610.blogspot.com/2020/03/pentesting-zen-load-balancer-quick.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://github.com/c610/tmp/blob/master/zenload4patreons.zip","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11491"},{"url":"https://github.com/advisories/GHSA-c3h7-5hp8-vxhj"}],"sources":{"cve":[{"id":"CVE-2020-11491","description":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.","status":"published","published":"2020-04-02T13:07:34Z","modified":"2024-08-04T11:35:11.982Z","updated_at":"2026-11-02T14:35:57.67317Z"}],"euvd":[{"id":"EUVD-2020-3844","description":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.","status":"published","published":"2020-04-02T13:07:34Z","modified":"2024-08-04T11:35:11Z","updated_at":"2026-11-03T03:07:46.270701Z"}],"ghsa":[{"id":"GHSA-c3h7-5hp8-vxhj","title":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct...","description":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.","status":"published","published":"2022-05-24T17:13:18Z","modified":"2023-01-29T05:01:57Z","updated_at":"2026-11-02T14:44:57.255255Z"}],"nvd":[{"id":"CVE-2020-11491","description":"Monitoring::Logs in Zen Load Balancer 3.10.1 allows remote authenticated admins to conduct absolute path traversal attacks, as demonstrated by a filelog=/etc/shadow request to index.cgi.","status":"published","published":"2020-04-02T14:15:15.217Z","modified":"2026-06-17T02:50:16.447Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:05:57.678762Z"}]}}