CVE-2016-5270
Published Sep 22, 2016
Last updated 24 days ago
Overview
- Description
- Heap-based buffer overflow in the nsCaseTransformTextRunFactory::TransformString function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to cause a denial of service (boolean out-of-bounds write) or possibly have unspecified other impact via Unicode characters that are mishandled during text conversion.
- Source
- security@mozilla.org
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 6.4
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
- nvd@nist.gov
- CWE-119
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"matchCriteriaId": "C56407AD-F303-4E6E-A64E-4AFA23BFB739",
"versionEndIncluding": "48.0.2"
},
{
"criteria": "cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4123CC23-4443-4B13-A064-04B0B04354FE"
},
{
"criteria": "cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1E084D09-97BE-43E1-94D1-05206E513B99"
},
{
"criteria": "cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "915E92FE-8049-4EA5-95B8-F3EA25F78546"
},
{
"criteria": "cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CA9E7A47-5E77-4736-920A-93283E30DC7C"
}
],
"operator": "OR"
}
]
}
]