CVE-2009-1603

Publication date 11 May 2009

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
opensc	11.04 natty	Not affected
	10.10 maverick	Not affected
	10.04 LTS lucid	Not affected
	9.10 karmic	Ignored end of life
	9.04 jaunty	Not affected
	8.10 intrepid	Not affected
	8.04 LTS hardy	Not affected
	6.06 LTS dapper	Not affected

Notes

jdstrand

per Debian, 0.11.4-5+lenny1 and earlier not affected

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N