Mozilla Firefox up to 1.5 DNS Resolver ap1.com information disclosure

Summaryinfo

A vulnerability has been found in Mozilla Firefox up to 1.5 and classified as problematic. This affects an unknown function of the file ap1.com of the component DNS Resolver. This manipulation causes information disclosure. This vulnerability appears as CVE-2005-4685. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Mozilla Firefox up to 1.5 (Web Browser) and classified as critical. Affected by this vulnerability is an unknown part of the file ap1.com of the component DNS Resolver. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

Firefox and Mozilla can associate a cookie with multiple domains when the DNS resolver has a non-root domain in its search list, which allows remote attackers to trick a user into accepting a cookie for a hostname formed via search-list expansion of the hostname entered by the user, or steal a cookie for an expanded hostname, as demonstrated by an attacker who operates an ap1.com Internet web site to steal cookies associated with an ap1.com.example.com intranet web site.

The weakness was presented 12/31/2005 (Full-Disclosure). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2005-4685 since 01/31/2006. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/02/2019). The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (25291) and SecurityFocus (BID 15331†). See VDB-28002 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Mozilla

Name

• Firefox

Version

• 0.8
• 0.9
• 0.9.1
• 0.9.2
• 0.9.3
• 0.10
• 0.10.1
• 1.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.5

License

• open-source

Website

• Vendor: https://www.mozilla.org/
• Product: https://www.mozilla.org/en-US/firefox/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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