CVE-2017-16861

moderate-risk
Published 2018-02-01

It was possible for double OGNL evaluation in certain redirect action and in WebWork URL and Anchor tags in JSP files to occur. An attacker who can access the web interface of Fisheye or Crucible or who hosts a website that a user who can access the web interface of Fisheye or Crucible visits, is able to exploit this vulnerability to execute Java code of their choice on systems that run a vulnerable version of Fisheye or Crucible. All versions of Fisheye and Crucible before 4.4.5 (the fixed version for 4.4.x) and from 4.5.0 before 4.5.2 (the fixed version for 4.5.x) are affected by this vulnerability.

Do I need to act?

-
0.56% chance of exploitation
EPSS score — low 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 (2)

Affected Vendors

Atlassian

References (10)

Third Party Advisory http://www.securityfocus.com/bid/102971
Vendor Advisory https://confluence.atlassian.com/x/h-QyO
Vendor Advisory https://confluence.atlassian.com/x/iPQyO
Vendor Advisory https://jira.atlassian.com/browse/CRUC-8156
Vendor Advisory https://jira.atlassian.com/browse/FE-6991
Third Party Advisory http://www.securityfocus.com/bid/102971
Vendor Advisory https://confluence.atlassian.com/x/h-QyO
Vendor Advisory https://confluence.atlassian.com/x/iPQyO
Vendor Advisory https://jira.atlassian.com/browse/CRUC-8156
Vendor Advisory https://jira.atlassian.com/browse/FE-6991
41
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 7/34 · Low