Vulnerability CVE-2021-38497: Information

Description

Through use of reportValidity() and window.open(), a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.

Severity: MEDIUM (6.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

URL: https://nvd.nist.gov/vuln/detail/CVE-2021-38497
Published: Nov. 3, 2021
Modified: Nov. 4, 2021
Error type identifier: CWE-346

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
firefoxsisyphus93.0-alt1126.0.1-alt1ALT-PU-2021-3005-1286536Fixed
firefoxp1093.0-alt1118.0.2-alt0.p10.1ALT-PU-2021-3069-1286727Fixed
firefoxp993.0-alt0.p9.1105.0.1-alt0.c9.1ALT-PU-2022-1782-1288073Fixed
firefoxc10f193.0-alt1112.0.2-alt0.p10.1ALT-PU-2021-3069-1286727Fixed
firefoxc9f293.0-alt0.p9.1105.0.1-alt0.c9.1ALT-PU-2021-3368-1288792Fixed
firefoxp1193.0-alt1126.0.1-alt1ALT-PU-2021-3005-1286536Fixed
firefox-esrsisyphus91.2.0-alt1115.11.0-alt1ALT-PU-2021-2981-1286488Fixed
firefox-esrp1091.2.0-alt1115.11.0-alt1ALT-PU-2021-3026-1286492Fixed
firefox-esrp9102.6.0-alt0.c9.1102.11.0-alt0.c9.1ALT-PU-2023-4336-1319683Fixed
firefox-esrc10f191.2.0-alt1115.9.1-alt0.c10.1ALT-PU-2021-3026-1286492Fixed
firefox-esrc9f2102.6.0-alt0.c9.1102.12.0-alt0.c9.1ALT-PU-2023-1138-1309126Fixed
firefox-esrp1191.2.0-alt1115.11.0-alt1ALT-PU-2021-2981-1286488Fixed
thunderbirdsisyphus91.2.0-alt1115.9.0-alt1ALT-PU-2021-2992-1286563Fixed
thunderbirdp1091.2.0-alt1115.9.0-alt1ALT-PU-2021-3004-1286091Fixed
thunderbirdp991.6.0-alt0.p9.1102.11.0-alt0.c9.1ALT-PU-2022-1783-1288073Fixed
thunderbirdc10f191.2.0-alt1115.9.0-alt0.c10.1ALT-PU-2021-3004-1286091Fixed
thunderbirdc9f291.3.0-alt0.c9.1102.11.0-alt0.c9.1ALT-PU-2021-3370-1288792Fixed
thunderbirdp1191.2.0-alt1115.9.0-alt1ALT-PU-2021-2992-1286563Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
https://www.mozilla.org/security/advisories/mfsa2021-43/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-45/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-47/
  • Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1726621
  • Permissions Required
  • Vendor Advisory

    1. Configuration 1

      cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
      End excliding
      93.0
      cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
      End excliding
      91.2
      cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
      End excliding
      91.2
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