Vulnerability in Atlassian Bamboo

CVE-2016-5229

Atlassian Bamboo before 5.11.4.1 and 5.12.x before 5.12.3.1 does not properly restrict permitted deserialized classes, which allows remote attackers to execute arbitrary code via vectors related to XStream Serialization.

EPSS: 0.060 (90.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-5229?
CVE-2016-5229 is a critical-severity vulnerability in Atlassian Bamboo, classified under Improper Access Control. CVSS score: 9.8/10. Published 2016-08-02.
How severe is CVE-2016-5229?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-5229 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.