CVE-2019-8955
Published Feb 21, 2019
Last updated 4 years ago
Overview
- Description
- In Tor before 0.3.3.12, 0.3.4.x before 0.3.4.11, 0.3.5.x before 0.3.5.8, and 0.4.x before 0.4.0.2-alpha, remote denial of service against Tor clients and relays can occur via memory exhaustion in the KIST cell scheduler.
- Source
- cve@mitre.org
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/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
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-770
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9A10DAB4-B269-4BBD-BDF8-51951D0287AB",
"versionEndExcluding": "0.3.3.12"
},
{
"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "89E540D4-1A1C-49D7-994B-9A71C857574E",
"versionEndExcluding": "0.3.4.11",
"versionStartIncluding": "0.3.4.8"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.0:alpha-dev:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "429FF676-3237-49FF-ACFE-3E6269E1C4E9"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.1:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D55E6E76-F0AE-4E55-B372-078C109BAE15"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.2:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BC3D781B-74E0-4F79-BDE1-764EBAEC4FBF"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.3:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8B8CCE05-7824-4CD7-8081-560318ADAAE8"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.4:rc:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E436D382-5226-4E08-AAC6-148FA60DECCA"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.5:rc:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D004733F-0FF3-42A1-9676-63AF3B049FA3"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.6:rc:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E8DCE61B-725D-4EE3-9BA9-882C1C834509"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.4.7:rc:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A57C5658-9DB4-451B-8E32-8C231DBDDC8D"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.0:alpha-dev:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "225A250D-509B-4ED6-9484-9024FC50D6AE"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.1:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F90B4BE3-B970-425C-8BD2-B48B41EB3160"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.2:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "69CD80C2-7D70-45C9-A4E3-9693E6866D4B"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.3:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4CC09533-7154-43CF-9E84-AD17055A2978"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.4:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4D5B0AF1-8B8E-43C0-BD5C-C4FE423403DE"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.5:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "00638F43-2148-460A-B647-232170476A14"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.6:rc:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A46571F6-5611-4D62-BE0D-CF11B788D63C"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.3.5.7:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BF5F8142-F62D-479D-9BE8-1444572879D5"
},
{
"criteria": "cpe:2.3:a:torproject:tor:0.4.0.1:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3ED7A3E0-F720-476F-B440-4724BC8AAD9F"
}
],
"operator": "OR"
}
]
}
]