Mozilla and Firefox 407 proxy information disclosure

mozilla-407-proxy-obtain-information (19174) The risk level is classified as MediumMedium Risk

Description:

Mozilla could allow a remote attacker to obtain sensitive information, caused by a vulnerability in the handling of proxy requests. If a proxy has been configured, a remote attacker with an SSL connection could send a 407 proxy auth request and possibly obtain NTLM or SPNEGO credentials.


Consequences:

Obtain Information

Remedy:

For Mozilla:
Upgrade to the latest version (1.7.5 or later), available from the Mozilla Web site. See References.

For Firefox:
Upgrade to the latest version (1.0 or later), available from the Mozilla Web site. See References.

For Red Hat Linux (mozilla):
Refer to RHSA-2005:323-10 for patch, upgrade, or suggested workaround information. See References.

For Ubuntu Linux:
Refer to USN-149-3 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Contact your vendor for upgrade or patch information.

References:

  • CIAC INFORMATION BULLETIN P-168: Mozilla Security Update.
  • MFSA 2005-09: Browser responds to proxy auth request from non-proxy server (ssl/https).
  • Mozilla Web site: Mozilla - Home of the Firefox web browser, Thunderbird and the Mozilla Suite.
  • BID-12407: Multiple Mozilla/Firefox/Thunderbird Vulnerabilities
  • CVE-2005-0147: Firefox before 1.0 and Mozilla before 1.7.5, when configured to use a proxy, respond to 407 proxy auth requests from arbitrary servers, which allows remote attackers to steal NTLM or SPNEGO credentials.
  • RHSA-2005-323: mozilla security update
  • USN-149-3: Ubuntu 4.10 update for Firefox vulnerabilities

Platforms Affected:

  • Canonical Ubuntu 4.10
  • Mozilla Firefox 0.10
  • Mozilla Firefox 0.10 rc
  • Mozilla Firefox 0.10.1
  • Mozilla Firefox 0.7
  • Mozilla Firefox 0.8
  • Mozilla Firefox 0.9 rc
  • Mozilla Firefox 0.9
  • Mozilla Firefox 0.9.1
  • Mozilla Firefox 0.9.2
  • Mozilla Firefox 0.9.3
  • Mozilla Mozilla 0.8
  • Mozilla Mozilla 0.9.2
  • Mozilla Mozilla 0.9.2.1
  • Mozilla Mozilla 0.9.3
  • Mozilla Mozilla 0.9.4
  • Mozilla Mozilla 0.9.4.1
  • Mozilla Mozilla 0.9.5
  • Mozilla Mozilla 0.9.6
  • Mozilla Mozilla 0.9.7
  • Mozilla Mozilla 0.9.8
  • Mozilla Mozilla 0.9.9
  • Mozilla Mozilla 1.0
  • Mozilla Mozilla 1.0 rc1
  • Mozilla Mozilla 1.0.1
  • Mozilla Mozilla 1.0.2
  • Mozilla Mozilla 1.1 Alpha
  • Mozilla Mozilla 1.1 Beta
  • Mozilla Mozilla 1.1
  • Mozilla Mozilla 1.2
  • Mozilla Mozilla 1.2 Alpha
  • Mozilla Mozilla 1.2 Beta
  • Mozilla Mozilla 1.2.1
  • Mozilla Mozilla 1.3
  • Mozilla Mozilla 1.3.1
  • Mozilla Mozilla 1.4 Alpha
  • Mozilla Mozilla 1.4
  • Mozilla Mozilla 1.4 Beta
  • Mozilla Mozilla 1.4.1
  • Mozilla Mozilla 1.4.2
  • Mozilla Mozilla 1.4.4
  • Mozilla Mozilla 1.5 rc2
  • Mozilla Mozilla 1.5
  • Mozilla Mozilla 1.5 rc1
  • Mozilla Mozilla 1.5 Alpha
  • Mozilla Mozilla 1.5.1
  • Mozilla Mozilla 1.6
  • Mozilla Mozilla 1.6 Alpha
  • Mozilla Mozilla 1.6 Beta
  • Mozilla Mozilla 1.7 rc2
  • Mozilla Mozilla 1.7 rc3
  • Mozilla Mozilla 1.7
  • Mozilla Mozilla 1.7 rc1
  • Mozilla Mozilla 1.7 Beta
  • Mozilla Mozilla 1.7 Alpha
  • Mozilla Mozilla 1.7.1
  • Mozilla Mozilla 1.7.2
  • Mozilla Mozilla 1.7.3
  • Mozilla Mozilla 1.7.4
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 2.1 ES
  • RedHat Enterprise Linux 2.1 WS
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Linux Advanced Workstation 2.1 Itanium

Reported:

Jan 31, 2005

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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