CVE-2020-1956

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-1956
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.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
http://www.openwall.com/lists/oss-security/2020/07/14/1 Mailing List
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 Exploit Third Party Advisory
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E Mailing List Patch
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E Mailing List Mitigation Vendor Advisory
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E Mailing List Patch
http://www.openwall.com/lists/oss-security/2020/07/14/1 Mailing List
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 Exploit Third Party Advisory
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E Mailing List Patch
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E Mailing List Mitigation Vendor Advisory
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E Mailing List Patch
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 Third Party Advisory US Government Resource
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:kylin:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:kylin:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:kylin:2.4.1:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
History

23 Oct 2025, 14:48

Type Values Removed Values Added
References () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 - () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 - Third Party Advisory, US Government Resource

22 Oct 2025, 00:17

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 -

21 Oct 2025, 20:17

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:18

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 -

21 Nov 2024, 05:11

Type Values Removed Values Added
References () http://www.openwall.com/lists/oss-security/2020/07/14/1 - Mailing List () http://www.openwall.com/lists/oss-security/2020/07/14/1 - Mailing List
References () https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 - Exploit, Third Party Advisory () https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 - Exploit, Third Party Advisory
References () https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch () https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch
References () https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E - Mailing List, Mitigation, Vendor Advisory () https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E - Mailing List, Mitigation, Vendor Advisory
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E - Mailing List () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E - Mailing List () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E - Mailing List () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch () https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch

16 Jul 2024, 17:41

Type Values Removed Values Added
CPE cpe:2.3:a:apache:kylin:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:kylin:2.4.1:*:*:*:*:*:*:*
References () http://www.openwall.com/lists/oss-security/2020/07/14/1 - () http://www.openwall.com/lists/oss-security/2020/07/14/1 - Mailing List
References () https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 - () https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 - Exploit, Third Party Advisory
References () https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E - () https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E - () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E - () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E - () https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E - Mailing List
References () https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E - () https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E - Mailing List, Patch
Information

Published : 2020-05-22 14:15

Updated : 2025-10-23 14:48

NVD link : CVE-2020-1956

Mitre link : CVE-2020-1956

CVE.ORG link : CVE-2020-1956

JSON object : View

Products Affected

apache

  • kylin
CWE
CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')