HOMEVULNERABILITIESCVE-2017-16861
CRITICAL

CVE-2017-16861

NVD-CWE-noinfoPublished: February 1, 2018· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2017-16861 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Atlassian2 product(s)
fisheyecrucible
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://www.securityfocus.com/bid/102971
ADVISORYhttps://confluence.atlassian.com/x/h-QyO
ADVISORYhttps://confluence.atlassian.com/x/iPQyO
ADVISORYhttps://jira.atlassian.com/browse/CRUC-8156
ADVISORYhttps://jira.atlassian.com/browse/FE-6991
ADVISORYhttp://www.securityfocus.com/bid/102971
ADVISORYhttps://confluence.atlassian.com/x/h-QyO
ADVISORYhttps://confluence.atlassian.com/x/iPQyO
ADVISORYhttps://jira.atlassian.com/browse/CRUC-8156
ADVISORYhttps://jira.atlassian.com/browse/FE-6991

All References (10)

→
http://www.securityfocus.com/bid/102971Third Party Advisory · VDB Entry
→
https://confluence.atlassian.com/x/h-QyOVendor Advisory
→
https://confluence.atlassian.com/x/iPQyOVendor Advisory
→
https://jira.atlassian.com/browse/CRUC-8156Vendor Advisory
→
https://jira.atlassian.com/browse/FE-6991Vendor Advisory
→
http://www.securityfocus.com/bid/102971Third Party Advisory · VDB Entry
→
https://confluence.atlassian.com/x/h-QyOVendor Advisory
→
https://confluence.atlassian.com/x/iPQyOVendor Advisory
→
https://jira.atlassian.com/browse/CRUC-8156Vendor Advisory
→
https://jira.atlassian.com/browse/FE-6991Vendor Advisory

Quick Facts

CVE IDCVE-2017-16861
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 1, 2018

Related CVEs (NVD-CWE-noinfo)

CVE-2021-2248
10.0
CVE-2021-2317
10.0
CVE-2021-2177
10.0
CVE-2021-2244
10.0
CVE-2021-2256
10.0
CVE-2016-20010
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-16861 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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