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Last updated: 5/29/2016 6:40:05 PM

CVE Publication rate: 20.13

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National Cyber Awareness System

Vulnerability Summary for CVE-2005-2871

Original release date: 09/09/2005
Last revised: 03/07/2011


Buffer overflow in the International Domain Name (IDN) support in Mozilla Firefox 1.0.6 and earlier, and Netscape and 7.2, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a hostname with all "soft" hyphens (character 0xAD), which is not properly handled by the NormalizeIDN call in nsStandardURL::BuildNormalizedSpec.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 HIGH
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Provides user account access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

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External Source: OVAL
Name: oval:org.mitre.oval:def:9608
External Source: SECTRACK
Name: 1014877
External Source: MISC
Name: http://www.security-protocols.com/advisory/sp-x17-advisory.txt
Type: Advisory; Exploit
US-CERT Vulnerability Note: OVAL
Name: oval:org.mitre.oval:def:1287
Type: Tool Signature
External Source: SREASON
Name: 83
External Source: CIAC
Name: P-303
External Source: VUPEN
Name: ADV-2005-1690
US-CERT Vulnerability Note: CERT-VN
Name: VU#573857
External Source: GENTOO
Name: GLSA-200509-11
External Source: DEBIAN
Name: DSA-866
External Source: XF
Name: mozilla-url-bo(22207)
External Source: VUPEN
Name: ADV-2005-1824
External Source: FULLDISC
Name: 20050911 FireFox "Host:" Buffer Overflow is not just exploitable on FireFox
US-CERT Vulnerability Note: OVAL
Name: oval:org.mitre.oval:def:584
Type: Tool Signature
External Source: CONFIRM
Name: http://www.mozilla.org/security/announce/mfsa2005-57.html
External Source: DEBIAN
Name: DSA-868
External Source: DEBIAN
Name: DSA-837
External Source: VUPEN
Name: ADV-2005-1691
External Source: UBUNTU
Name: USN-181-1
External Source: REDHAT
Name: RHSA-2005:768
External Source: REDHAT
Name: RHSA-2005:769
External Source: FEDORA
Name: FLSA-2006:168375
External Source: MANDRIVA
Name: MDKSA-2005:174
External Source: BID
Name: 14784
External Source: MISC
Name: http://www.security-protocols.com/firefox-death.html
External Source: FULLDISC
Name: 20050909 Mozilla Firefox "Host:" Buffer Overflow
Type: Advisory; Exploit
External Source: MISC
Name: http://www.securiteam.com/securitynews/5RP0B0UGVW.html
External Source: REDHAT
Name: RHSA-2005:791
External Source: CONFIRM
Name: https://bugzilla.mozilla.org/show_bug.cgi?id=307259

References to Check Content

Identifier: oval:org.mitre.oval:def:1287
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:584
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:9608
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)