CVE-2016-5229

high-risk
Published 2016-08-02

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.

Do I need to act?

~
6.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Atlassian

References (10)

Third Party Advisory http://packetstormsecurity.com/files/138053/Bamboo-Deserialization-Issue.html
http://www.securityfocus.com/archive/1/539003/100/0/threaded
Third Party Advisory http://www.securityfocus.com/bid/92057
Vendor Advisory https://confluence.atlassian.com/bamboo/bamboo-security-advisory-2016-07-20-8316...
Issue Tracking https://jira.atlassian.com/browse/BAM-17736
Third Party Advisory http://packetstormsecurity.com/files/138053/Bamboo-Deserialization-Issue.html
http://www.securityfocus.com/archive/1/539003/100/0/threaded
Third Party Advisory http://www.securityfocus.com/bid/92057
Vendor Advisory https://confluence.atlassian.com/bamboo/bamboo-security-advisory-2016-07-20-8316...
Issue Tracking https://jira.atlassian.com/browse/BAM-17736
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 9/34 · Low
Exposure 10/34 · Low