CVE-2017-5419

2018-06-1121:00:00

mozilla

www.cve.org

7.6 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.3%

JSON

If a malicious site repeatedly triggers a modal authentication prompt, eventually the browser UI will become non-responsive, requiring shutdown through the operating system. This is a denial of service (DOS) attack. This vulnerability affects Firefox < 52 and Thunderbird < 52.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "52",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "52",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]