Overview
- Description
- A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services.
- Source
- secalert@redhat.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.8
- Impact score
- 5.9
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4C2499D3-277A-4B0F-AD27-4506D02829DE",
"versionEndExcluding": "4.14.14"
},
{
"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1B0E54A3-23C1-497D-864D-EDF15D85FB81",
"versionEndExcluding": "4.15.9",
"versionStartIncluding": "4.15.0"
},
{
"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8479455F-FFCD-46F1-B0E3-EBC082F89C16",
"versionEndExcluding": "4.16.4",
"versionStartIncluding": "4.16.0"
}
],
"operator": "OR"
}
]
}
]