CVE-2019-5603
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.62%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.62% probability · 48th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-404
- Affected
- freebsd/freebsd
- Source
- secteam@freebsd.org
References
- http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.htmlThird Party Advisory, VDB Entry
- https://seclists.org/bugtraq/2019/Aug/35Broken Link
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.ascVendor Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.ascThird Party Advisory
- https://security.netapp.com/advisory/ntap-20190814-0003/Third Party Advisory
- http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.htmlThird Party Advisory, VDB Entry
- https://seclists.org/bugtraq/2019/Aug/35Broken Link
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.ascVendor Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.ascThird Party Advisory
- https://security.netapp.com/advisory/ntap-20190814-0003/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.