Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2007-4137

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
18/09/2007
Last modified:
09/04/2025

Description

Off-by-one error in the QUtf8Decoder::toUnicode function in Trolltech Qt 3 allows context-dependent attackers to cause a denial of service (crash) via a crafted Unicode string that triggers a heap-based buffer overflow. NOTE: Qt 4 has the same error in the QUtf8Codec::convertToUnicode function, but it is not exploitable.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:conectiva:linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:conectiva:linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:gentoo:linux:*:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:9.2:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:9.2:*:amd64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:10.0:*:amd64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools