SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20233

The Upload add-on resource in Atlassian Universal Plugin Manager before version 2.22.14 allows remote attackers who have system administrator privileges to read files, make network requests and perform a denial of service attack via an XML External…

MEDIUM 6.5EPSS 1.82%

Does this matter?

Lower severity and a low EPSS score (1.82%). Track it; it rarely justifies an emergency change on its own.

Description

The Upload add-on resource in Atlassian Universal Plugin Manager before version 2.22.14 allows remote attackers who have system administrator privileges to read files, make network requests and perform a denial of service attack via an XML External Entity vulnerability in the parsing of atlassian plugin xml files in an uploaded JAR.

CVSS 3.0
6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
EPSS
1.82% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-611
Affected
atlassian/universal plugin manager
Source
security@atlassian.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.