CVE-2020-27815
"Linux JFS Filesystem Privilege Escalation and Denial of Service Vulnerability"
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.
INFO
Published Date :
May 26, 2021, 1:15 p.m.
Last Modified :
Nov. 21, 2024, 5:21 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2020-27815 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2020-27815
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-27815.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Makefile Roff C Assembly Shell Perl C++ Awk Python sed
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-27815 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-27815 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2020/11/30/5 Added Reference http://www.openwall.com/lists/oss-security/2020/12/28/1 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C Added Reference https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c Added Reference https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Added Reference https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Added Reference https://security.netapp.com/advisory/ntap-20210702-0004/ Added Reference https://www.debian.org/security/2021/dsa-4843 Added Reference https://www.openwall.com/lists/oss-security/2020/11/30/5%2C Added Reference https://www.openwall.com/lists/oss-security/2020/12/28/1%2C -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jul. 28, 2023
Action Type Old Value New Value Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C Issue Tracking Changed Reference Type https://www.openwall.com/lists/oss-security/2020/11/30/5%2C No Types Assigned https://www.openwall.com/lists/oss-security/2020/11/30/5%2C Mailing List Changed Reference Type https://www.openwall.com/lists/oss-security/2020/12/28/1%2C No Types Assigned https://www.openwall.com/lists/oss-security/2020/12/28/1%2C Mailing List Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:5.9.6:*:*:*:*:*:*:* OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (excluding) 4.4.249 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (excluding) 4.9.249 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.213 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.164 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.86 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.4 -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=1897668, [Broken Link, Issue Tracking] Removed Reference https://www.openwall.com/lists/oss-security/2020/11/30/5, [Exploit, Mailing List, Third Party Advisory] Removed Reference https://www.openwall.com/lists/oss-security/2020/12/28/1, [Exploit, Mailing List, Patch, Third Party Advisory] Added Reference https://www.openwall.com/lists/oss-security/2020/11/30/5%2C [No Types Assigned] Added Reference https://www.openwall.com/lists/oss-security/2020/12/28/1%2C [No Types Assigned] Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C [No Types Assigned] -
Reanalysis by [email protected]
Aug. 05, 2022
Action Type Old Value New Value -
Modified Analysis by [email protected]
Dec. 10, 2021
Action Type Old Value New Value Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1897668, Broken Link https://bugzilla.redhat.com/show_bug.cgi?id=1897668, Broken Link, Issue Tracking Changed Reference Type https://security.netapp.com/advisory/ntap-20210702-0004/ No Types Assigned https://security.netapp.com/advisory/ntap-20210702-0004/ Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:fas500f_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:fas500f:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 02, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210702-0004/ [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 03, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:C) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://www.openwall.com/lists/oss-security/2020/11/30/5 No Types Assigned http://www.openwall.com/lists/oss-security/2020/11/30/5 Exploit, Mailing List, Third Party Advisory Changed Reference Type http://www.openwall.com/lists/oss-security/2020/12/28/1 No Types Assigned http://www.openwall.com/lists/oss-security/2020/12/28/1 Exploit, Mailing List, Patch, Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1897668, No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1897668, Broken Link Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c Patch, Vendor Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing List, Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List, Third Party Advisory Changed Reference Type https://www.debian.org/security/2021/dsa-4843 No Types Assigned https://www.debian.org/security/2021/dsa-4843 Third Party Advisory Changed Reference Type https://www.openwall.com/lists/oss-security/2020/11/30/5, No Types Assigned https://www.openwall.com/lists/oss-security/2020/11/30/5, Exploit, Mailing List, Third Party Advisory Changed Reference Type https://www.openwall.com/lists/oss-security/2020/12/28/1, No Types Assigned https://www.openwall.com/lists/oss-security/2020/12/28/1, Exploit, Mailing List, Patch, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:5.9.6:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-27815 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-27815
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} 0.00%
score
0.19037
percentile