Overview
- Description
- In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code execution within the context of another snap if both plug the home interface or similar. This issue affects snapcraft versions prior to 4.4.4, prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.
- Source
- security@ubuntu.com
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.8
- Impact score
- 5.5
- Exploitability score
- 1.3
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.4
- Impact score
- 6.4
- Exploitability score
- 3.4
- Vector string
- AV:L/AC:M/Au:N/C:P/I:P/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:canonical:snapcraft:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "68DD1264-E95B-4BFB-8E25-EE5AB9090693",
"versionEndExcluding": "4.4.4"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "712507AC-DAB8-4FFE-9426-08282919411F"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B85E9B9B-ADDB-4D2F-A857-685BD30CE856"
}
],
"operator": "OR"
}
]
}
]