Vulnerability Monitor

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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.

Published

2020-05-22T14:15:11.840

Last Modified

2025-10-23T14:48:35.523

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-78
Type: Secondary
CWE-78

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	apache	kylin	≤ 2.3.2	Yes
Application	apache	kylin	≤ 2.5.2	Yes
Application	apache	kylin	≤ 2.6.5	Yes
Application	apache	kylin	2.4.0	Yes
Application	apache	kylin	2.4.1	Yes
Application	apache	kylin	3.0.0	Yes
Application	apache	kylin	3.0.0	Yes
Application	apache	kylin	3.0.0	Yes
Application	apache	kylin	3.0.0	Yes
Application	apache	kylin	3.0.1	Yes

References

http://www.openwall.com/lists/oss-security/2020/07/14/1 Mailing List ([email protected])
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 Exploit, Third Party Advisory ([email protected])
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch ([email protected])
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E Mailing List, Mitigation, Vendor Advisory ([email protected])
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E Mailing List ([email protected])
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E Mailing List ([email protected])
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E Mailing List ([email protected])
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch ([email protected])
http://www.openwall.com/lists/oss-security/2020/07/14/1 Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E Mailing List, Mitigation, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E Mailing List, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1956 Third Party Advisory, US Government Resource (134c704f-9b21-4f2e-91b3-4a467353bcc0)