Executive Summary

Summary
Title parcimonie security update
Informations
Name DSA-2860 First vendor Publication 2014-02-11
Vendor Debian Last vendor Modification 2014-02-11
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

Holger Levsen discovered that parcimonie, a privacy-friendly helper to refresh a GnuPG keyring, is affected by a design problem that undermines the usefulness of this piece of software in the intended threat model.

When using parcimonie with a large keyring (1000 public keys or more), it would always sleep exactly ten minutes between two key fetches. This can probably be used by an adversary who can watch enough key fetches to correlate multiple key fetches with each other, which is what parcimonie aims at protecting against. Smaller keyrings are affected to a smaller degree. This problem is slightly mitigated when using a HKP(s) pool as the configured GnuPG keyserver.

For the stable distribution (wheezy), this problem has been fixed in version 0.7.1-1+deb7u1.

For the unstable distribution (sid), this problem has been fixed in version 0.8.1-1.

We recommend that you upgrade your parcimonie packages.

Original Source

Url : http://www.debian.org/security/2014/dsa-2860

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-362 Race Condition

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:22484
 
Oval ID: oval:org.mitre.oval:def:22484
Title: DSA-2860-1 parcimonie - information disclosure
Description: Holger Levsen discovered that parcimonie, a privacy-friendly helper to refresh a GnuPG keyring, is affected by a design problem that undermines the usefulness of this piece of software in the intended threat model.
Family: unix Class: patch
Reference(s): DSA-2860-1
CVE-2014-1921
Version: 5
Platform(s): Debian GNU/Linux 7
Debian GNU/kFreeBSD 7
Product(s): parcimonie
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

Nessus® Vulnerability Scanner

Date Description
2014-02-12 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2860.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
3
Date Informations
2014-02-18 21:24:58
  • Multiple Updates
2014-02-17 11:32:34
  • Multiple Updates
2014-02-14 21:24:48
  • Multiple Updates
2014-02-12 00:18:25
  • First insertion