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Mend.io Vulnerability Database

CVE-2007-4137

Date: September 18, 2007

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.

Severity Score

7.3

Related Resources (38)

Url: http://trolltech.com/company/newsroom/announcements/press.2007-09-03.7564032119

Url: http://www.debian.org/security/2007/dsa-1426

Url: http://secunia.com/advisories/27382

Url: http://security.gentoo.org/glsa/glsa-200710-28.xml

Url: https://bugzilla.redhat.com/show_bug.cgi?id=269001

Url: http://www.vupen.com/english/advisories/2007/3144

Url: http://www.novell.com/linux/security/advisories/2007_19_sr.html

Url: http://secunia.com/advisories/26868

Url: http://secunia.com/advisories/26987

Url: http://fedoranews.org/updates/FEDORA-2007-221.shtml

Url: ftp://patches.sgi.com/support/free/security/advisories/20070901-01-P.asc

Url: http://bugs.gentoo.org/show_bug.cgi?id=192472

Url: http://secunia.com/advisories/26804

Url: http://secunia.com/advisories/26882

Url: http://secunia.com/advisories/26782

Url: http://www.securityfocus.com/archive/1/481498/100/0/threaded

Url: http://secunia.com/advisories/27996

Url: http://security.gentoo.org/glsa/glsa-200712-08.xml

Url: http://www.securityfocus.com/bid/25657

Url: http://secunia.com/advisories/28021

Url: http://secunia.com/advisories/27275

Url: http://secunia.com/advisories/27053

Url: https://issues.rpath.com/browse/RPL-1751

Url: http://fedoranews.org/updates/FEDORA-2007-703.shtml

Url: http://securitytracker.com/id?1018688

Url: http://www.ubuntu.com/usn/usn-513-1

Url: http://osvdb.org/39384

Url: http://dist.trolltech.com/developer/download/175791_3.diff

Url: http://www.redhat.com/support/errata/RHSA-2007-0883.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2007-4137

Url: http://secunia.com/advisories/26857

Url: http://secunia.com/advisories/26811

Url: http://secunia.com/advisories/26778

Url: http://support.avaya.com/elmodocs2/security/ASA-2007-424.htm

Url: http://www.mandriva.com/security/advisories?name=MDKSA-2007:183

Url: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11159

Url: http://dist.trolltech.com/developer/download/175791_4.diff

Url: https://www.mend.io/vulnerability-database/CVE-2007-4137

Severity Score

7.3

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:	7.3
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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CVE-2007-4137

Date: September 18, 2007

Severity Score

Related Resources (38)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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