OpenSC 0.11.7 cryptographic issues

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability classified as problematic was found in OpenSC 0.11.7. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a cryptographic issues vulnerability. The CWE definition for the vulnerability is CWE-310. As an impact it is known to affect confidentiality. The summary by CVE is:

src/tools/pkcs11-tool.c in pkcs11-tool in OpenSC 0.11.7, when used with unspecified third-party PKCS#11 modules, generates RSA keys with incorrect public exponents, which allows attackers to read the cleartext form of messages that were intended to be encrypted.

The bug was discovered 05/08/2009. The weakness was published 05/11/2009 (oss-sec). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2009-1603 since 05/11/2009. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 38960 (Fedora 10 : opensc-0.11.8-1.fc10 (2009-4919)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (50458) and Tenable (38960). Similar entries are available at 46933 and 43995.

Productinfo

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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CVSSv2info

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Exploitinginfo

Class: Cryptographic issues
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 38960
Nessus Name: Fedora 10 : opensc-0.11.8-1.fc10 (2009-4919)
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OpenVAS ID: 64107
OpenVAS Name: Fedora Core 10 FEDORA-2009-4928 (mingw32-opensc)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

02/26/2009 🔍
05/08/2009 +71 days 🔍
05/08/2009 +0 days 🔍
05/11/2009 +3 days 🔍
05/11/2009 +0 days 🔍
05/11/2009 +0 days 🔍
05/12/2009 +1 days 🔍
05/12/2009 +0 days 🔍
06/01/2009 +20 days 🔍
06/02/2009 +1 days 🔍
03/17/2015 +2114 days 🔍
09/05/2019 +1633 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined

CVE: CVE-2009-1603 (🔍)
X-Force: 50458
Vulnerability Center: 22306 - OpenSC 0.11.7 Local Insecure Key Generation Vulnerability, Medium
SecurityFocus: 33922 - OpenSC PKCS#11 Implementation Unauthorized Access Vulnerability
Secunia: 35035 - OpenSC "pkcs11-tool" RSA Key Generation Security Issue, Not Critical
OSVDB: 54499 - OpenSC - 'pkcs11-tool' Inseure Key Generation Issue
Vupen: ADV-2009-1295

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 09/05/2019 10:20
Changes: 03/17/2015 23:38 (76), 09/05/2019 10:20 (5)
Complete: 🔍

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