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cloudlinuxCloudLinuxCLSA-2021:1632261664
HistorySep 21, 2021 - 10:01 p.m.

Fix of CVE: CVE-2021-27364, CVE-2021-27363, CVE-2021-27365

2021-09-2122:01:04
repo.cloudlinux.com
23

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

37.8%

  • CVE-2021-27365: scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE
  • CVE-2021-27365: scsi: iscsi: Verify lengths on passthrough PDUs
  • CVE-2021-27363: CVE-2021-27364: scsi: iscsi: Restrict sessions and handles to admin capabilities
  • sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

37.8%