VDB-53915 · CVE-2010-2621 · BID 41250

Digia Qt up to 4.6.3 src_network_ssl_qsslsocket_openssl.cpp transmit input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

A vulnerability was found in Digia Qt and classified as problematic. This issue affects the function QSslSocketBackendPrivate::transmit of the file src_network_ssl_qsslsocket_openssl.cpp. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

The QSslSocketBackendPrivate::transmit function in src_network_ssl_qsslsocket_openssl.cpp in Qt 4.6.3 and earlier allows remote attackers to cause a denial of service (infinite loop) via a malformed request.

The weakness was published 06/29/2010 by Luigi Auriemma (Website). It is possible to read the advisory at hermes.opensuse.org. The identification of this vulnerability is CVE-2010-2621 since 07/02/2010. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

After immediately, there has been an exploit disclosed. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 57112 (SuSE 11.1 Security Update : Qt (SAT Patch Number 5131)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (57112).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 57112
Nessus Name: SuSE 11.1 Security Update : Qt (SAT Patch Number 5131)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 801235
OpenVAS Name: Qt QSslSocketBackendPrivate::transmit() Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Patch: qt.gitorious.org

Timelineinfo

06/29/2010 🔍
06/29/2010 +0 days 🔍
06/29/2010 +0 days 🔍
06/30/2010 +0 days 🔍
06/30/2010 +0 days 🔍
07/02/2010 +1 days 🔍
07/02/2010 +0 days 🔍
07/02/2010 +0 days 🔍
12/13/2011 +529 days 🔍
12/22/2011 +9 days 🔍
03/19/2015 +1183 days 🔍
09/20/2021 +2377 days 🔍

Sourcesinfo

Advisory: c25c7c9bdfade6b906f37ac8bad44f6f0de57597
Researcher: Luigi Auriemma
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-2621 (🔍)
Vulnerability Center: 34105 - QT 4.6.3 and Earlier QSslSocketBackendPrivate::transmit Allows Remote DoS via a Crafted Request, Medium
SecurityFocus: 41250 - Qt Remote Denial of Service Vulnerability
Secunia: 40389 - Qt "QSslSocketBackendPrivate::transmit()" Denial of Service Vulnerability, Moderately Critical
OSVDB: 65860 - Qt src/network/ssl/qsslsocket_openssl.cpp QSslSocketBackendPrivate::transmit() Function DoS
Vupen: ADV-2010-1657

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/19/2015 14:37
Updated: 09/20/2021 08:17
Changes: 03/19/2015 14:37 (65), 04/09/2017 13:04 (16), 09/20/2021 08:08 (3), 09/20/2021 08:12 (1), 09/20/2021 08:17 (1)
Complete: 🔍

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