Overview
- Description
- Tor before 0.4.3.6 has an out-of-bounds memory access that allows a remote denial-of-service (crash) attack against Tor instances built to use Mozilla Network Security Services (NSS), aka TROVE-2020-001.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
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:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-125
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0DAC8510-95BF-4FF8-9975-86AA5A0417C5",
"versionEndExcluding": "0.3.5.11"
},
{
"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "95D2A6D5-E281-4514-A4BC-74736E93BECD",
"versionEndExcluding": "0.4.2.8",
"versionStartExcluding": "0.4.2.0"
},
{
"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "04AC62C8-A529-439A-8D7D-C79EA9658F76",
"versionEndExcluding": "0.4.3.6",
"versionStartExcluding": "0.4.3.0"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.4.4.0:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C3708B4D-8F02-47B4-81E8-AA626B04C906"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.4.4.1:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2143F2C0-BBD4-4B14-84D6-70125DD37376"
}
],
"operator": "OR"
}
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}
]