Overview
- Description
- XSS in the Video Downloader component before 1.5 of Avast Secure Browser 77.1.1831.91 and AVG Secure Browser 77.0.1790.77 allows websites to execute their code in the context of this component. While Video Downloader is technically a browser extension, it is granted a very wide set of privileges and can for example access cookies and browsing history, spy on the user while they are surfing the web, and alter their surfing experience in almost arbitrary ways.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.1
- Impact score
- 2.7
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:P/A:N
Weaknesses
- nvd@nist.gov
- CWE-79
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:avast:secure_browser:77.1.1831.91:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8374E1C8-60CD-4293-AB5B-2217FF68476D"
},
{
"criteria": "cpe:2.3:a:avg:secure_browser:77.0.1790.77:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BDFD7A39-B9A0-4D66-80FA-27504D799ECF"
},
{
"criteria": "cpe:2.3:a:video_downloader_project:video_downloader:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C9BA8FBA-5001-4AA4-9979-E4ED72839559",
"versionEndExcluding": "1.5"
}
],
"operator": "OR"
}
]
}
]