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osvGoogleOSV:GHSA-RFH6-MG6H-H668
HistoryApr 12, 2023 - 8:36 p.m.

xwiki-platform-administration-ui vulnerable to privilege escalation

2023-04-1220:36:56
Google
osv.dev
5
xwiki
privilege escalation
vulnerability
patched
security advisory
jira
email
patch

9.9 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

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

0.002 Low

EPSS

Percentile

54.0%

Impact

Any user with edit rights on a page (e.g., it’s own user page), can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the section ids in XWiki.AdminFieldsDisplaySheet. This page is installed by default.

Reproduction steps are described in https://jira.xwiki.org/browse/XWIKI-20261

Patches

The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11.

Workarounds

The issue can be fixed by applying this patch on XWiki.AdminFieldsDisplaySheet.

For more information

If you have any questions or comments about this advisory:

9.9 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

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

0.002 Low

EPSS

Percentile

54.0%

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