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CVE-2020-15171

MEDIUM
Published 2020-09-10T19:40:13
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CVSS Score

V3.1
6.6
/10
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.007
probability
of exploitation in the wild

There is a 0.7% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.718
Higher than 71.8% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

In XWiki before versions 11.10.5 or 12.2.1, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. The only workaround is to give SCRIPT right only to trusted users.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

xwiki

xwiki-platform

Affected Versions:

<11.10.5 >=12.0.0, <12.2.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed LOW

Users with SCRIPT right can execute arbitrary code in XWiki

GHSA-7qw5-pqhc-xm4g

Advisory Details

### Impact Any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. ### Patches It has been patched in both version XWiki 12.2.1 and XWiki 11.10.5. ### Workarounds The only workaround is to give SCRIPT right only to trusted users. ### References https://jira.xwiki.org/browse/XWIKI-17141 https://jira.xwiki.org/browse/XWIKI-17266 It's been reported by the GitHub Security Lab under #GHSL-2020-046. ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira XWiki](https://jira.xwiki.org) * Email us at [our security mailing list](mailto:[email protected])

Affected Packages

Maven org.xwiki.platform:xwiki-platform-oldcore
ECOSYSTEM: ≥0 <11.10.5
Maven org.xwiki.platform:xwiki-platform-oldcore
ECOSYSTEM: ≥12.0.0 <12.2.1

CVSS Scoring

CVSS Score

2.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References

WEB https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-7qw5-pqhc-xm4g
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-15171
PACKAGE https://github.com/xwiki/xwiki-platform

Advisory provided by GitHub Security Advisory Database. Published: September 10, 2020, Modified: November 19, 2021

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-7qw5-pqhc-xm4g
Published: 2020-09-10T19:40:13
Last Modified: 2024-08-04T13:08:22.465Z
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