{"id":"CVE-2020-1981","aliases":["EUVD-2020-12771","GHSA-7m66-gpgj-f3cr"],"status":"published","title":"PAN-OS: Predictable temporary filename vulnerability allows local privilege escalation","description":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00362,"percentile":0.30329,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-377","CWE-668"],"published":"2020-03-11T18:58:14Z","modified":"2026-06-17T03:02:45Z","products":[{"vendor":"palo alto networks","product":"pan-os"},{"vendor":"paloaltonetworks","product":"pan-os"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2020-1981","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1981"},{"url":"https://github.com/advisories/GHSA-7m66-gpgj-f3cr"}],"sources":{"cve":[{"id":"CVE-2020-1981","title":"PAN-OS: Predictable temporary filename vulnerability allows local privilege escalation","description":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.","status":"published","published":"2020-03-11T18:58:14.627Z","modified":"2024-09-17T02:37:39.11Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-377"],"updated_at":"2026-11-02T14:35:56.213477Z"}],"euvd":[{"id":"EUVD-2020-12771","description":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.","status":"published","published":"2020-03-11T18:58:14Z","modified":"2024-09-17T02:37:39Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:38.75517Z"}],"ghsa":[{"id":"GHSA-7m66-gpgj-f3cr","title":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This...","description":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.","status":"published","published":"2022-05-24T17:10:47Z","modified":"2023-01-29T05:01:44Z","updated_at":"2026-11-02T14:44:53.993473Z"}],"nvd":[{"id":"CVE-2020-1981","description":"A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.","status":"published","published":"2020-03-11T19:15:13.56Z","modified":"2026-06-17T03:02:45.86Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-377","CWE-668"],"updated_at":"2026-11-02T14:05:55.32877Z"}]}}