Vulnerability Details : CVE-2023-29512
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. 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 information loaded from attachments in `imported.vm`, `importinline.vm`, and `packagelist.vm`. This page is installed by default. This vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Products affected by CVE-2023-29512
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-29512
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-29512
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
|
9.9
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L |
3.1
|
6.0
|
GitHub, Inc. |
CWE ids for CVE-2023-29512
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by: security-advisories@github.com (Primary)
References for CVE-2023-29512
-
https://jira.xwiki.org/browse/XWIKI-20267
[XWIKI-20267] Privilege escalation (PR) from account through AdminImportSheet/importinline.vm - XWiki.org JIRAExploit;Issue Tracking;Patch;Vendor Advisory
-
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-hg5x-3w3x-7g96
Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in xwiki-platform-web-templates · Advisory · xwiki/xwiki-platform · GitHubExploit;Patch;Vendor Advisory
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https://github.com/xwiki/xwiki-platform/commit/e4bbdc23fea0be4ef1921d1a58648028ce753344
XWIKI-20267: Improved escaping in importinline.vm · xwiki/xwiki-platform@e4bbdc2 · GitHubPatch
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