Vulnerability Details : CVE-2023-29509
XWiki Commons are technical libraries common to several other top level XWiki projects. Any user with view rights on commonly accessible documents 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 `documentTree` macro parameters in This macro is installed by default in `FlamingoThemesCode.WebHome`. This page is installed by default. The vulnerability has been patched in XWiki 13.10.11, 14.4.7 and 14.10.
Exploit prediction scoring system (EPSS) score for CVE-2023-29509
Probability of exploitation activity in the next 30 days: 0.08%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 33 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2023-29509
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
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:H |
3.1
|
6.0
|
GitHub, Inc. |
CWE ids for CVE-2023-29509
-
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.Assigned by: nvd@nist.gov (Primary)
-
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval").Assigned by: security-advisories@github.com (Secondary)
References for CVE-2023-29509
-
https://jira.xwiki.org/browse/XWIKI-20279
[XWIKI-20279] Privilege escalation (PR) from view right on FlamingoThemesCode.WebHome - XWiki.org JIRAExploit;Issue Tracking;Vendor Advisory
-
https://github.com/xwiki/xwiki-platform/commit/80d5be36f700adcd56b6c8eb3ed8b973f62ec0ae
XWIKI-20279: Improved escaping in FlamingoThemesCode.WebHome · xwiki/xwiki-platform@80d5be3 · GitHubPatch
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https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-f4v8-58f6-mwj4
Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in org.xwiki.platform:xwiki-platform-flamingo-theme-ui · Advisory · xwiki/xwiki-platform · GitHubPatch;Vendor Advisory
Products affected by CVE-2023-29509
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:14.10:rc1:*:*:*:*:*:*