{"id":"CVE-2021-3160","aliases":["EUVD-2021-26504","GHSA-4f4h-6cgm-pgpx"],"status":"published","title":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA...","description":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.04874,"percentile":0.92125,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2021-01-28T19:37:46Z","modified":"2026-06-17T04:04:46Z","products":[{"vendor":"aca","product":"assuweb"}],"references":[{"url":"https://www.aca.fr/solution/assurex-solution-gestion-des-contrats-assurance/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.digital.security/fr/sites/default/files/advisories/cert-ds_advisory_cve-2021-3160.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3160"},{"url":"https://github.com/advisories/GHSA-4f4h-6cgm-pgpx"}],"sources":{"cve":[{"id":"CVE-2021-3160","description":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.","status":"published","published":"2021-01-28T19:37:46Z","modified":"2024-08-03T16:45:51.393Z","updated_at":"2026-11-02T14:33:03.671751Z"}],"euvd":[{"id":"EUVD-2021-26504","description":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.","status":"published","published":"2021-01-28T19:37:46Z","modified":"2024-08-03T16:45:51Z","updated_at":"2026-11-03T03:25:13.531128Z"}],"ghsa":[{"id":"GHSA-4f4h-6cgm-pgpx","title":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA...","description":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.","status":"published","published":"2022-05-24T17:40:33Z","modified":"2023-01-29T05:06:18Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:45:59.496932Z"}],"nvd":[{"id":"CVE-2021-3160","description":"Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.","status":"published","published":"2021-01-28T20:15:13.227Z","modified":"2026-06-17T04:04:46.23Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:49.660551Z"}]}}