Executive Summary

Summary
Title multiple gnupg problems
Informations
Name DSA-061 First vendor Publication 2001-06-16
Vendor Debian Last vendor Modification 2001-06-16
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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Detail

The version of GnuPG (GNU Privacy Guard, an OpenPGP implementation) as distributed in Debian GNU/Linux 2.2 suffers from two problems:

fish stiqz reported on bugtraq that there was a printf format problem in the do_get() function: it printed a prompt which included the filename that was being decrypted without checking for possible printf format attacks. This could be exploited by tricking someone into decrypting a file with a specially crafted filename.

The second bug is related to importing secret keys: when gnupg imported a secret key it would immediately make the associated public key fully trusted which changes your web of trust without asking for a confirmation. To fix this you now need a special option to import a secret key.

Both problems have been fixed in version 1.0.6-0potato1.

wget url will fetch the file for you dpkg -i file.deb will install the referenced file.

Debian GNU/Linux 2.2 alias potato

Original Source

Url : http://www.debian.org/security/2001/dsa-061

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

OpenVAS Exploits

Date Description
2008-01-17 Name : Debian Security Advisory DSA 061-1 (gnupg)
File : nvt/deb_061_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
1845 GnuPG tty_printf() Format String

GnuPG contains a flaw that may allow a malicious user to execute arbitrary code in the context of a user decrypting a given file. The issue is triggered when the attacker sends the victim a GPG message with a crafted filename, exploiting a format string vulnerability in the tty_printf() function. It is possible that the flaw may allow execution of code in the context of the target user, resulting in a loss of integrity.

Nessus® Vulnerability Scanner

Date Description
2004-09-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-061.nasl - Type : ACT_GATHER_INFO
2004-07-31 Name : The remote Mandrake Linux host is missing a security update.
File : mandrake_MDKSA-2001-053.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:25:25
  • Multiple Updates