CVE-2021-26544 — MEDIUM (5.4)

Vulnerability Description

Livy server version 0.7.0-incubating (only) is vulnerable to a cross site scripting issue in the session name. A malicious user could use this flaw to access logs and results of other users' sessions and run jobs with their privileges. This issue is fixed in Livy 0.7.1-incubating.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Livy	0.7.0-incubating

Related Weaknesses (CWE)

CWE-79

References

http://www.openwall.com/lists/oss-security/2021/02/20/1Mailing ListPatchThird Party Advisory
https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d7PatchThird Party Advisory
https://lists.apache.org/thread.html/r2db14e7fd1e5ec2519e8828d43529bad623d75698cPatchVendor Advisory
http://www.openwall.com/lists/oss-security/2021/02/20/1Mailing ListPatchThird Party Advisory
https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d7PatchThird Party Advisory
https://lists.apache.org/thread.html/r2db14e7fd1e5ec2519e8828d43529bad623d75698cPatchVendor Advisory

FAQ

What is CVE-2021-26544?

CVE-2021-26544 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Livy server version 0.7.0-incubating (only) is vulnerable to a cross site scripting issue in the session name. A malicious user could use this flaw to access logs and results of other users' sessions ...

How severe is CVE-2021-26544?

CVE-2021-26544 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-26544?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Livy.