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medium4.3Public exploit code

CVE-2009-1834

Visual truncation vulnerability in netwerk/dns/src/nsIDNService.cpp in Mozilla Firefox before 3.0.11 and SeaMonkey before 1.1.17 allows remote attackers to spo…

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

Visual truncation vulnerability in netwerk/dns/src/nsIDNService.cpp in Mozilla Firefox before 3.0.11 and SeaMonkey before 1.1.17 allows remote attackers to spoof the location bar via an IDN with invalid Unicode characters that are displayed as whitespace, as demonstrated by the \u115A through \u115E characters.

Affected products

VendorProductAffected versions
MozillaFirefox
through 3.0.10
Versions 0.1, 0.2, 0.3, 0.4, 0.5
MozillaSeamonkey
through 1.1.16
Versions 1.0, 1.0.1, 1.0.3, 1.0.4, 1.0.6

Weakness classification

CWE-20

References