{"id":"CVE-2021-32666","aliases":["EUVD-2021-19482","GHSA-mfcq-jg4v-2679"],"status":"published","title":"Asset DoS vulnerability","description":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the \" character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00921,"percentile":0.60753,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-06-03T21:35:10Z","modified":"2026-06-17T03:53:22Z","products":[{"vendor":"wire","product":"wire"},{"vendor":"wireapp","product":"wire-ios"}],"references":[{"url":"https://github.com/wireapp/wire-ios/security/advisories/GHSA-2x9x-vh27-h4rv","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"https://github.com/wireapp/wire-ios-data-model/commit/35af3f632085f51a2ce7f608fdaeffd1a69ad89f","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32666"},{"url":"https://github.com/advisories/GHSA-mfcq-jg4v-2679"}],"sources":{"cve":[{"id":"CVE-2021-32666","title":"Asset DoS vulnerability","description":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the \" character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.","status":"published","published":"2021-06-03T21:35:10Z","modified":"2024-08-03T23:25:31.09Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:33:07.349244Z"}],"euvd":[{"id":"EUVD-2021-19482","description":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the \" character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.","status":"published","published":"2021-06-03T21:35:10Z","modified":"2024-08-03T23:25:31Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T03:24:35.855495Z"}],"ghsa":[{"id":"GHSA-mfcq-jg4v-2679","title":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3...","description":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the \" character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.","status":"published","published":"2022-05-24T19:04:08Z","modified":"2023-01-29T05:06:54Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:46:06.857512Z"}],"nvd":[{"id":"CVE-2021-32666","description":"wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the \" character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.","status":"published","published":"2021-06-03T22:15:08.067Z","modified":"2026-06-17T03:53:22.843Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}