CVE-2018-5223 : Fisheye and Crucible did not correctly check if a configured Mercurial repositor

Fisheye and Crucible did not correctly check if a configured Mercurial repository URI contained values that the Windows operating system may consider argument parameters. An attacker who has permission to add a repository in Fisheye or Crucible can execute code of their choice on systems that run a vulnerable version of Fisheye or Crucible on the Windows operating system. All versions of Fisheye and Crucible before 4.4.6 (the fixed version for 4.4.x) and from 4.5.0 before 4.5.3 (the fixed version for 4.5.x) are affected by this vulnerability.

Published 2018-03-29 13:29:00

Updated 2018-04-24 12:54:28

Source Atlassian

View at NVD, CVE.org

Vulnerability category: Input validationExecute code

Products affected by CVE-2018-5223

Atlassian » Fisheye
Versions from including (>=) 4.4.0 and before (<) 4.4.6
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Fisheye
Versions from including (>=) 4.5.0 and before (<) 4.5.3
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Crucible
Versions from including (>=) 4.4.0 and before (<) 4.4.6
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*
Matching versions
Atlassian » Crucible
Versions from including (>=) 4.5.0 and before (<) 4.5.3
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2018-5223

Top countries where our scanners detected CVE-2018-5223

Top open port discovered on systems with this issue 8060

IPs affected by CVE-2018-5223 4

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2018-5223!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2018-5223

EPSS FAQ

0.39%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 73 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-5223

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.2	HIGH	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2018-5223

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-5223

https://jira.atlassian.com/browse/FE-7014

[FE-7014] Argument injection through Mercurial repository uri handling on Windows - CVE-2018-5223 - Create and track feature requests for Atlassian products.
Patch;Vendor Advisory
https://confluence.atlassian.com/x/aS5sO

Page Not Found - Atlassian Documentation
Vendor Advisory
https://jira.atlassian.com/browse/CRUC-8181

[CRUC-8181] Argument injection through Mercurial repository uri handling on Windows - CVE-2018-5223 - Create and track feature requests for Atlassian products.
Patch;Vendor Advisory
http://www.securityfocus.com/bid/103665

Atlassian FishEye and Crucible CVE-2018-5223 Remote Code Execution Vulnerability
Third Party Advisory;VDB Entry
https://confluence.atlassian.com/x/Zi5sO

Fisheye and Crucible Security Advisory 2018-03-28 - Atlassian Documentation
Vendor Advisory