{"id":"CVE-2020-35138","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-35138","generatedAt":"2026-10-27T23:43:01.031Z","title":"The MobileIron agents through 2021-03-22 for Android and iOS contain a hardcoded encryption key, used to encrypt the submission of username/password details during the authentication process, as demonstrated by Mobile@Work (aka com.mobileiron).","description":"The MobileIron agents through 2021-03-22 for Android and iOS contain a hardcoded encryption key, used to encrypt the submission of username/password details during the authentication process, as demonstrated by Mobile@Work (aka com.mobileiron). The key is in the com/mobileiron/common/utils/C4928m.java file. NOTE: It has been asserted that there is no causality or connection between credential encryption and the MiTM attack","published":"2021-03-29T20:15:13.000Z","lastModified":"2026-06-17T03:13:26.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-798"],"affected":["mobileiron/mobile\\@work"],"epss":{"score":0.01186,"percentile":0.67649,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/optiv/rustyIron","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://play.google.com/store/apps/details?id=com.mobileiron&hl=en_US&gl=US","tags":["Product","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.ivanti.com/blog/a-warranted-response-to-inaccurate-optiv-research","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumeration","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.optiv.com/insights/source-zero/blog/mobileiron-mdm-contains-static-key-allowing-account-enumeration","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/optiv/rustyIron","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://play.google.com/store/apps/details?id=com.mobileiron&hl=en_US&gl=US","tags":["Product","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.ivanti.com/blog/a-warranted-response-to-inaccurate-optiv-research","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.optiv.com/explore-optiv-insights/source-zero/mobileiron-mdm-contains-static-key-allowing-account-enumeration","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.optiv.com/insights/source-zero/blog/mobileiron-mdm-contains-static-key-allowing-account-enumeration","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-35138","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}