Overview
- Description
- In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/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-787
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "88D5E505-A17F-45AE-8E1D-DA0F8E5AB532",
"versionEndExcluding": "2.2.36.4"
},
{
"criteria": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8EDA13EB-417C-4DA7-A7F8-719D3B13F8F8",
"versionEndExcluding": "2.3.7.2",
"versionStartIncluding": "2.3.0"
},
{
"criteria": "cpe:2.3:a:dovecot:pigeonhole:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "62A7D824-F6F2-4988-9FBA-3859B376AEB8",
"versionEndExcluding": "0.5.7.2"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "97A4B8DF-58DA-4AB6-A1F9-331B36409BA3"
}
],
"operator": "OR"
}
]
}
]