4.1 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
1.9 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
5.3%
The rbd block device driver in drivers/block/rbd.c in the Linux kernel
through 5.8.9 used incomplete permission checking for access to rbd
devices, which could be leveraged by local attackers to map or unmap rbd
block devices, aka CID-f44d04e696fe.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1088.93 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1030.31 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1082.86) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1118.132 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws-5.4 | < 5.4.0-1030.31~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1088.93~16.04.1 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-azure | < 5.4.0-1032.33 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-azure | < 4.15.0-1100.111~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1100.111~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-gke-4.15 | < 4.15.0-1074.79 | UNKNOWN |
git.kernel.org/linus/f44d04e696feaf13d192d942c4f14ad2e117065a
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f44d04e696feaf13d192d942c4f14ad2e117065a
launchpad.net/bugs/cve/CVE-2020-25284
nvd.nist.gov/vuln/detail/CVE-2020-25284
security-tracker.debian.org/tracker/CVE-2020-25284
twitter.com/grsecurity/status/1304537507560919041
ubuntu.com/security/notices/USN-4657-1
ubuntu.com/security/notices/USN-4658-1
ubuntu.com/security/notices/USN-4660-1
ubuntu.com/security/notices/USN-4752-1
www.cve.org/CVERecord?id=CVE-2020-25284
4.1 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
1.9 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
5.3%