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CVE-2020-1956

HIGH
8.8
CVSS Score
Published: May 22, 2020 at 01:27 PM UTC
Updated: June 17, 2026 at 03:02 AM UTC
1 product affected across 1 vendorKylin

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 97%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score97.4%

EPSS (Exploit Prediction Scoring System) estimates a 97.4% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Apache Kylin contains an OS command injection vulnerability which could permit an attacker to perform remote code execution.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Mar 25, 2022
Remediation Due
Apr 15, 2022
1658 days overdue
Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-1956

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Kylin· Apachemaven
95%
2.3.0 ≤ v ≤ 2.3.22.5.0 ≤ v ≤ 2.5.22.6.0 ≤ v ≤ 2.6.52.3.02.4.02.4.13.0.03.0.0 alpha3.0.0 alpha23.0.0 beta3.0.1<=2.6.5<=3.0.1

References (9)

Mailing Listx_refsource_MLIST
Source: [email protected]
http://www.openwall.com/lists/oss-security/2020/07/14/1
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://community.sonarsource.com/t/apache-kylin-3-0-1-command-injection-vulnerability/25706
Mailing Listx_refsource_MLISTPatch
Source: [email protected]
https://lists.apache.org/thread.html/r021baf9d8d4ae41e8c8332c167c4fa96c91b5086563d9be55d2d7acf%40%3Ccommits.kylin.apache.org%3E
x_refsource_MISCMailing ListMitigationVendor Advisory
Source: [email protected]
https://lists.apache.org/thread.html/r1332ef34cf8e2c0589cf44ad269fb1fb4c06addec6297f0320f5111d%40%3Cuser.kylin.apache.org%3E
Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cannounce.apache.org%3E
Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cdev.kylin.apache.org%3E
Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.apache.org/thread.html/r250a867961cfd6e0506240a9c7eaee782d84c6ab0091c7c4bc45f3eb%40%3Cuser.kylin.apache.org%3E
Mailing Listx_refsource_MLISTPatch
Source: [email protected]
https://lists.apache.org/thread.html/r61666760d8a4e8764b2d5fe158d8a48b569414480fbfadede574cdc0%40%3Ccommits.kylin.apache.org%3E

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78

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