CVE-2020-27815

CVSS V2 Medium 6.1 CVSS V3 High 7.8
Description
A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Overview
  • CVE ID
  • CVE-2020-27815
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2021-05-26T13:15:07
  • Last Modified Date
  • 2023-02-12T23:40:48
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:linux:linux_kernel:5.9.6:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:fas500f_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:fas500f:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.1
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 8.5
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.openwall.com/lists/oss-security/2020/11/30/5, Exploit Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/12/28/1, Exploit Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/30/5 Exploit Mailing List Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c Patch Vendor Advisory
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1897668, Broken Link Issue Tracking
http://www.openwall.com/lists/oss-security/2020/12/28/1 Exploit Mailing List Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210702-0004/ Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27815
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27815
History
Created Old Value New Value Data Type Notes
2022-05-10 06:41:39 Added to TrackCVE
2022-12-05 03:00:38 2021-05-26T13:15Z 2021-05-26T13:15:07 CVE Published Date updated
2022-12-05 03:00:38 2022-08-05T15:59:14 CVE Modified Date updated
2022-12-05 03:00:38 Analyzed Vulnerability Status updated
2023-02-13 00:12:38 2023-02-12T23:40:48 CVE Modified Date updated
2023-02-13 00:12:38 Analyzed Modified Vulnerability Status updated
2023-02-13 00:12:39 Weakness Enumeration update