CVE-2019-5603
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.6%
In FreeBSD 12.0-STABLE before r350261, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350263, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, system calls operating on file descriptors as part of mqueuefs did not properly release the reference allowing a malicious user to overflow the counter allowing access to files, directories, and sockets opened by processes owned by other users.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| freebsd:freebsd | freebsd | eq | 11.0 |
| freebsd:freebsd | freebsd | eq | 11.2 |
| freebsd:freebsd | freebsd | eq | 11.3 |
| freebsd:freebsd | freebsd | eq | 12.0 |
CNA Affected
[
{
"product": "FreeBSD",
"vendor": "FreeBSD",
"versions": [
{
"status": "affected",
"version": "FreeBSD before 12.0-RELEASE-p8"
},
{
"status": "affected",
"version": "before 11.3-RELEASE-p1"
},
{
"status": "affected",
"version": "and before 11.2-RELEASE-p12"
}
]
}
]References
packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.html
packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.html
seclists.org/bugtraq/2019/Aug/35
security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.asc
security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.asc
security.netapp.com/advisory/ntap-20190814-0003/
Related
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.6%