CVEs / CVE-2020-1956
CVE-2020-1956: Apache Kylin OS Command Injection Vulnerability
- Known exploited in the CISA KEV catalog since 25 Mar 2022
- high 8.8 CVSS 3.1 (NVD)
- EPSS 97.3% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Apache Kylin contains an OS command injection vulnerability which could permit an attacker to perform remote code execution.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Apache Kylin | 2.3.0 | — |
| Apache Kylin | <=2.6.5 | — |
| Apache Kylin | <=3.0.1 | — |
| Product | Affected | Fixed in |
|---|---|---|
| org.apache.kylin:kylin-core-common (Maven) | before 2.6.6 | 2.6.6 |
| org.apache.kylin:kylin-core-common (Maven) | from 3.0.0, before 3.0.2 | 3.0.2 |
Package versions from GHSA-gprm-xqrc-c2j3.
Exploitation
| In CISA KEV since | 25 Mar 2022 |
|---|---|
| Due date for US federal agencies | 15 Apr 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-78 |
References
- CVE-2020-1956 on NVD
- CVE-2020-1956 in the CISA KEV catalog
- CVE-2020-1956 on OSV
- 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
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.