CVE-2020-1956
Detail
Description
Apache Kylin 2.3.0, and releases up to 2.6.5 and 3.0.1 has some restful apis which will concatenate os command with the user input string, a user is likely to be able to execute any os command without any protection or validation.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 Severity and Vector Strings:
Vector:
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
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This CVE is in CISA's Known Exploited Vulnerabilities Catalog
Reference
CISA's BOD 22-01 and Known
Exploited Vulnerabilities Catalog for further guidance and requirements.
| Vulnerability Name |
Date Added |
Due Date |
Required Action |
| Apache Kylin OS Command Injection Vulnerability |
03/25/2022 |
04/15/2022 |
Apply updates per vendor instructions. |
Change History
18 change records found show changes
CVE Modified by CISA-ADP
6/16/2026 11:02:43 PM
| Action |
Type |
Old Value |
New Value |
| Added |
SSVC |
{"timestamp":"2025-02-06T20:55:12.968843Z","id":"CVE-2020-1956","options":[{"exploitation":"active"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}
|
CVE Modified by Apache Software Foundation
6/16/2026 11:02:43 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Affected |
[{"vendor":"Apache","product":"Kylin","versions":[{"version":"2.3.0","status":"affected"},{"version":"<=2.6.5","status":"affected"},{"version":"<=3.0.1","status":"affected"}]}]
|
Modified Analysis by NIST
10/23/2025 10:48:35 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference Type |
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 Types: Third Party Advisory, US Government Resource
|
CVE Modified by CISA-ADP
10/21/2025 8:17:03 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956
|
CVE Modified by CISA-ADP
10/21/2025 4:17:56 PM
| Action |
Type |
Old Value |
New Value |
| Removed |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956
|
CVE Modified by CISA-ADP
10/21/2025 3:18:27 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956
|
Modified Analysis by NIST
3/06/2025 3:28:06 PM
| Action |
Type |
Old Value |
New Value |
CVE Modified by CISA-ADP
2/06/2025 4:15:14 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CVSS V3.1 |
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
|
| Added |
CWE |
CWE-78
|
CVE Modified by CVE
11/21/2024 12:11:43 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
http://www.openwall.com/lists/oss-security/2020/07/14/1
|
| Added |
Reference |
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706
|
| Added |
Reference |
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E
|
| Added |
Reference |
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E
|
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E
|
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E
|
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E
|
| Added |
Reference |
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E
|
Modified Analysis by NIST
7/16/2024 1:41:16 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.3.0 up to (including) 2.3.2
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.4.0 up to (including) 2.4.1
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.5.0 up to (including) 2.5.2
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.6.0 up to (including) 2.6.5
*cpe:2.3:a:apache:kylin:3.0.0:-:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha2:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:beta:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.1:*:*:*:*:*:*:*
|
OR
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.3.0 up to (including) 2.3.2
*cpe:2.3:a:apache:kylin:2.4.0:*:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:2.4.1:*:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.5.0 up to (including) 2.5.2
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.6.0 up to (including) 2.6.5
*cpe:2.3:a:apache:kylin:3.0.0:-:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha2:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:beta:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.1:*:*:*:*:*:*:*
|
| Changed |
Reference Type |
http://www.openwall.com/lists/oss-security/2020/07/14/1 No Types Assigned
|
http://www.openwall.com/lists/oss-security/2020/07/14/1 Mailing List
|
| Changed |
Reference Type |
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 No Types Assigned
|
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 Exploit, Third Party Advisory
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E Mailing List
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E Mailing List
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E Mailing List
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch
|
CVE Modified by Apache Software Foundation
5/14/2024 2:42:39 AM
| Action |
Type |
Old Value |
New Value |
CVE Modified by Apache Software Foundation
11/06/2023 10:19:38 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E [No types assigned]
|
| Added |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E [No types assigned]
|
| Added |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E [No types assigned]
|
| Added |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E [No types assigned]
|
| Added |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E [No types assigned]
|
| Removed |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf@%3Ccommits.kylin.apache.org%3E
|
| Removed |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cannounce.apache.org%3E
|
| Removed |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cdev.kylin.apache.org%3E
|
| Removed |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cuser.kylin.apache.org%3E
|
| Removed |
Reference |
Apache Software Foundation https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0@%3Ccommits.kylin.apache.org%3E
|
CVE Modified by Apache Software Foundation
7/15/2020 6:15:11 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf@%3Ccommits.kylin.apache.org%3E [No Types Assigned]
|
CVE Modified by Apache Software Foundation
7/14/2020 8:15:10 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
http://www.openwall.com/lists/oss-security/2020/07/14/1 [No Types Assigned]
|
CVE Modified by Apache Software Foundation
7/14/2020 7:15:11 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cannounce.apache.org%3E [No Types Assigned]
|
CVE Modified by Apache Software Foundation
7/14/2020 1:15:11 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cdev.kylin.apache.org%3E [No Types Assigned]
|
| Added |
Reference |
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb@%3Cuser.kylin.apache.org%3E [No Types Assigned]
|
| Added |
Reference |
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0@%3Ccommits.kylin.apache.org%3E [No Types Assigned]
|
CVE Modified by Apache Software Foundation
6/03/2020 2:15:16 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
Description |
Kylin has some restful apis which will concatenate os command with the user input string, a user is likely to be able to execute any os command without any protection or validation.
|
Apache Kylin 2.3.0, and releases up to 2.6.5 and 3.0.1 has some restful apis which will concatenate os command with the user input string, a user is likely to be able to execute any os command without any protection or validation.
|
| Added |
Reference |
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 [No Types Assigned]
|
Initial Analysis by NIST
5/28/2020 3:15:04 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CVSS V3.1 |
NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
|
| Added |
CVSS V2 |
NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
|
| Added |
CWE |
NIST CWE-78
|
| Added |
CPE Configuration |
OR
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.3.0 up to (including) 2.3.2
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.4.0 up to (including) 2.4.1
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.5.0 up to (including) 2.5.2
*cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:* versions from (including) 2.6.0 up to (including) 2.6.5
*cpe:2.3:a:apache:kylin:3.0.0:-:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:alpha2:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.0:beta:*:*:*:*:*:*
*cpe:2.3:a:apache:kylin:3.0.1:*:*:*:*:*:*:*
|
| Changed |
Reference Type |
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E No Types Assigned
|
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E Mailing List, Mitigation, Vendor Advisory
|
Quick Info
CVE Dictionary Entry: CVE-2020-1956 NVD
Published Date: 05/22/2020 NVD
Last Modified: 06/16/2026
Source: Apache Software Foundation
|
