CVE-2017-18105

mediumpriority · track · 32EPSS 0.014 · 73 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.43% (73rd) EPSS

CVSS 6.8 · medium

Is it mine?

5 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

The console login resource in Atlassian Crowd before version 3.0.2 and from version 3.1.0 before version 3.1.1 allows remote attackers, who have previously obtained a user's JSESSIONID cookie, to gain access to some of the built-in and potentially third party rest resources via a session fixation vulnerability.

cvss

Technical severity, 0–10. One row per scoring source.

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.1

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.08.1highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-384USprimary

affected products (5)

Products and version ranges known to be affected.

Atlassian Crowd3.1.0 → unspecifiedenisa_euvdEU
Atlassian Crowdunspecified → 3.0.2enisa_euvdEU
Atlassian Crowdunspecified → 3.1.1enisa_euvdEU
atlassian crowd< 3.0.2nvdUScpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*
atlassian crowd3.1.0 → 3.1.1nvdUScpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2019-03-29modified 2026-06-17

related (608)

Related entries.

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Session fixation vulnerability in Apache2Triad 1.5.4 allows remote attackers to hijack web sessions via the PHPSESSID parameter.
CVE-2019-10008US	high8.8	19.4% (97th)	Exploit	2019-04-24
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+603 more

references (4)

External citations — patches, advisories, analysis.

https://jira.atlassian.com/browse/CWD-5072 cnnvd
https://nvd.nist.gov/vuln/detail/CVE-2017-18105 cnnvd
https://jira.atlassian.com/browse/CWD-5072 enisa_euvd
https://jira.atlassian.com/browse/CWD-5072Issue TrackingVendor Advisorynvd

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