- Description
- An issue was discovered in Matrix Sydent before 1.0.3 and Synapse before 0.99.3.1. Random number generation is mishandled, which makes it easier for attackers to predict a Sydent authentication token or a Synapse random ID.
- Source
- cve@mitre.org
- NVD status
- Analyzed
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:H/I:N/A:N
- 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:P/I:N/A:N
- nvd@nist.gov
- CWE-338
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:matrix:sydent:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "04C37B91-BD0D-4E20-A788-C973E43529DB",
"versionEndExcluding": "1.0.3"
},
{
"criteria": "cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7F18A84D-A7D4-4007-AD52-ECD03937510C",
"versionEndExcluding": "0.99.3.1"
}
],
"operator": "OR"
}
]
}
]