a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. Th...">
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
43.6%
By using a link with <code>rel=“localization”</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
Vendor | Product | Version | CPE |
---|---|---|---|
mozilla | thunderbird | * | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
mozilla | firefox | * | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
mozilla | firefox_esr | * | cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* |
[
{
"vendor": "Mozilla",
"product": "Thunderbird",
"versions": [
{
"version": "unspecified",
"lessThan": "91.8",
"status": "affected",
"versionType": "custom"
}
]
},
{
"vendor": "Mozilla",
"product": "Firefox",
"versions": [
{
"version": "unspecified",
"lessThan": "99",
"status": "affected",
"versionType": "custom"
}
]
},
{
"vendor": "Mozilla",
"product": "Firefox ESR",
"versions": [
{
"version": "unspecified",
"lessThan": "91.8",
"status": "affected",
"versionType": "custom"
}
]
}
]
More
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
43.6%