Overview
- Description
- An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 6.4
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
- nvd@nist.gov
- CWE-116
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2F412903-1875-4AC8-8F82-CFB28AADC6EE",
"versionEndExcluding": "4.2.12",
"versionStartIncluding": "4.2.0"
},
{
"criteria": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DEC6840E-59F4-4C6F-B1E0-C1935C15363E",
"versionEndExcluding": "4.3.8",
"versionStartIncluding": "4.3.0"
}
],
"operator": "OR"
}
]
}
]