Overview
- Description
- An issue was discovered in Arm Mbed TLS before 2.24.0. It incorrectly uses a revocationDate check when deciding whether to honor certificate revocation via a CRL. In some situations, an attacker can exploit this by changing the local clock.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 5.3
- Impact score
- 1.4
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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-295
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7B433A90-3067-4BE3-8ADC-27526D105208",
"versionEndExcluding": "2.7.17"
},
{
"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5FCB1BC3-0374-4CD1-9DF9-AFB95CD1345A",
"versionEndExcluding": "2.16.8",
"versionStartIncluding": "2.8.0"
},
{
"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6180181F-E908-42B7-BBF2-15C437DCC34D",
"versionEndExcluding": "2.24.0",
"versionStartIncluding": "2.17.0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
}
],
"operator": "OR"
}
]
}
]