github - ghsa-5cpw-36f2-hgw7

GHSA-5CPW-36F2-HGW7

Vulnerability from github – Published: 2022-05-24 17:45 – Updated: 2022-05-24 17:45

Details

A malicious extension could have opened a popup window lacking an address bar. The title of the popup lacking an address bar should not be fully controllable, but in this situation was. This could have been used to spoof a website and attempt to trick the user into providing credentials. This vulnerability affects Firefox ESR < 78.9, Thunderbird < 78.9, and Firefox < 87.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-23984"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-290"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-03-31T14:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A malicious extension could have opened a popup window lacking an address bar. The title of the popup lacking an address bar should not be fully controllable, but in this situation was. This could have been used to spoof a website and attempt to trick the user into providing credentials. This vulnerability affects Firefox ESR \u003c 78.9, Thunderbird \u003c 78.9, and Firefox \u003c 87.",
  "id": "GHSA-5cpw-36f2-hgw7",
  "modified": "2022-05-24T17:45:59Z",
  "published": "2022-05-24T17:45:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23984"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1693664"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202104-09"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202104-10"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2021-10"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2021-11"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2021-12"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2021-23984 (GCVE-0-2021-23984)

Vulnerability from cvelistv5 – Published: 2021-03-31 13:41 – Updated: 2024-08-03 19:14

Summary

Severity ?

No CVSS data available.

CWE

Malicious extensions could have spoofed popup information

Assigner

mozilla

References

URL

Tags

	https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
	https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
	https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
	https://bugzilla.mozilla.org/show_bug.cgi?id=1693664	x_refsource_MISC

Impacted products

Vendor

Product

Version

Mozilla

Firefox ESR

Affected: unspecified , < 78.9 (custom)

	Mozilla	Firefox	Affected: unspecified , < 87 (custom)
	Mozilla	Thunderbird	Affected: unspecified , < 78.9 (custom)

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            "url": "https://www.mozilla.org/security/advisories/mfsa2021-10/"
          },
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            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2021-12/"
          },
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            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2021-11/"
          },
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            "tags": [
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        ],
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      }
    ],
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    "datePublished": "2021-03-31T13:41:34",
    "dateReserved": "2021-01-13T00:00:00",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-5CPW-36F2-HGW7

CVE-2021-23984 (GCVE-0-2021-23984)

Tags

Sightings

Nomenclature