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Vulnerability Details : CVE-2013-4242

GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x and possibly other products, allows local users to obtain private RSA keys via a cache side-channel attack involving the L3 cache, aka Flush+Reload.
Publish Date : 2013-08-19 Last Update Date : 2013-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
1.9
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Obtain Information
CWE ID 200

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2013:1457: libgcrypt security update (Moderate) oval:org.mitre.oval:def:23444 unix
DSA-2730-1 gnupg - information leak oval:org.mitre.oval:def:18882 unix
DSA-2731-1 libgcrypt11 - information leak oval:org.mitre.oval:def:18887 unix
ELSA-2013:1457: libgcrypt security update (Moderate) oval:org.mitre.oval:def:24005 unix
ELSA-2013:1458: gnupg security update (Moderate) oval:org.mitre.oval:def:23451 unix
RHSA-2013:1457: libgcrypt security update (Moderate) oval:org.mitre.oval:def:21277 unix
RHSA-2013:1457: libgcrypt security update (Moderate) oval:com.redhat.rhsa:def:20131457 unix
RHSA-2013:1458: gnupg security update (Moderate) oval:org.mitre.oval:def:20833 unix
RHSA-2013:1458: gnupg security update (Moderate) oval:com.redhat.rhsa:def:20131458 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2013-4242

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 10.04 - LTS Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 12.04 - LTS Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 12.10 Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 13.04 Version Details Vulnerabilities
5 OS Debian Debian Linux 6.0 Version Details Vulnerabilities
6 OS Debian Debian Linux 7.0 Version Details Vulnerabilities
7 Application Gnupg Gnupg 0.0.0 - Version Details Vulnerabilities
8 Application Gnupg Gnupg 0.2.15 Version Details Vulnerabilities
9 Application Gnupg Gnupg 0.2.16 Version Details Vulnerabilities
10 Application Gnupg Gnupg 0.2.17 Version Details Vulnerabilities
11 Application Gnupg Gnupg 0.2.18 Version Details Vulnerabilities
12 Application Gnupg Gnupg 0.2.19 Version Details Vulnerabilities
13 Application Gnupg Gnupg 0.3.0 Version Details Vulnerabilities
14 Application Gnupg Gnupg 0.3.1 Version Details Vulnerabilities
15 Application Gnupg Gnupg 0.3.2 Version Details Vulnerabilities
16 Application Gnupg Gnupg 0.3.3 Version Details Vulnerabilities
17 Application Gnupg Gnupg 0.3.4 Version Details Vulnerabilities
18 Application Gnupg Gnupg 0.3.5 Version Details Vulnerabilities
19 Application Gnupg Gnupg 0.4.0 Version Details Vulnerabilities
20 Application Gnupg Gnupg 0.4.1 Version Details Vulnerabilities
21 Application Gnupg Gnupg 0.4.3 Version Details Vulnerabilities
22 Application Gnupg Gnupg 0.4.4 Version Details Vulnerabilities
23 Application Gnupg Gnupg 0.4.5 Version Details Vulnerabilities
24 Application Gnupg Gnupg 0.9.0 Version Details Vulnerabilities
25 Application Gnupg Gnupg 0.9.1 Version Details Vulnerabilities
26 Application Gnupg Gnupg 0.9.2 Version Details Vulnerabilities
27 Application Gnupg Gnupg 0.9.3 Version Details Vulnerabilities
28 Application Gnupg Gnupg 0.9.4 Version Details Vulnerabilities
29 Application Gnupg Gnupg 0.9.5 Version Details Vulnerabilities
30 Application Gnupg Gnupg 0.9.6 Version Details Vulnerabilities
31 Application Gnupg Gnupg 0.9.7 Version Details Vulnerabilities
32 Application Gnupg Gnupg 0.9.8 Version Details Vulnerabilities
33 Application Gnupg Gnupg 0.9.9 Version Details Vulnerabilities
34 Application Gnupg Gnupg 0.9.10 Version Details Vulnerabilities
35 Application Gnupg Gnupg 0.9.11 Version Details Vulnerabilities
36 Application Gnupg Gnupg 1.0.0 Version Details Vulnerabilities
37 Application Gnupg Gnupg 1.0.1 Version Details Vulnerabilities
38 Application Gnupg Gnupg 1.0.2 Version Details Vulnerabilities
39 Application Gnupg Gnupg 1.0.3 Version Details Vulnerabilities
40 Application Gnupg Gnupg 1.0.4 - Win32 Version Details Vulnerabilities
41 Application Gnupg Gnupg 1.0.4 Version Details Vulnerabilities
42 Application Gnupg Gnupg 1.0.5 - Win32 Version Details Vulnerabilities
43 Application Gnupg Gnupg 1.0.5 Version Details Vulnerabilities
44 Application Gnupg Gnupg 1.0.6 Version Details Vulnerabilities
45 Application Gnupg Gnupg 1.0.7 Version Details Vulnerabilities
46 Application Gnupg Gnupg 1.2.0 Version Details Vulnerabilities
47 Application Gnupg Gnupg 1.2.1 Windows Version Details Vulnerabilities
48 Application Gnupg Gnupg 1.2.1 Version Details Vulnerabilities
49 Application Gnupg Gnupg 1.2.2 Version Details Vulnerabilities
50 Application Gnupg Gnupg 1.2.3 Version Details Vulnerabilities
51 Application Gnupg Gnupg 1.2.4 Version Details Vulnerabilities
52 Application Gnupg Gnupg 1.2.5 Version Details Vulnerabilities
53 Application Gnupg Gnupg 1.2.6 Version Details Vulnerabilities
54 Application Gnupg Gnupg 1.2.7 Version Details Vulnerabilities
55 Application Gnupg Gnupg 1.3.0 Version Details Vulnerabilities
56 Application Gnupg Gnupg 1.3.1 Version Details Vulnerabilities
57 Application Gnupg Gnupg 1.3.2 Version Details Vulnerabilities
58 Application Gnupg Gnupg 1.3.3 Version Details Vulnerabilities
59 Application Gnupg Gnupg 1.3.4 Version Details Vulnerabilities
60 Application Gnupg Gnupg 1.3.6 Version Details Vulnerabilities
61 Application Gnupg Gnupg 1.3.90 Version Details Vulnerabilities
62 Application Gnupg Gnupg 1.3.91 Version Details Vulnerabilities
63 Application Gnupg Gnupg 1.3.92 Version Details Vulnerabilities
64 Application Gnupg Gnupg 1.3.93 Version Details Vulnerabilities
65 Application Gnupg Gnupg 1.4.0 Version Details Vulnerabilities
66 Application Gnupg Gnupg 1.4.10 Version Details Vulnerabilities
67 Application Gnupg Gnupg 1.4.11 Version Details Vulnerabilities
68 Application Gnupg Gnupg 1.4.12 Version Details Vulnerabilities
69 Application Gnupg Gnupg 1.4.13 Version Details Vulnerabilities
70 Application Gnupg Gnupg 2.0.1 Version Details Vulnerabilities
71 Application Gnupg Gnupg 2.0.3 Version Details Vulnerabilities
72 Application Gnupg Gnupg 2.0.4 Version Details Vulnerabilities
73 Application Gnupg Gnupg 2.0.5 Version Details Vulnerabilities
74 Application Gnupg Gnupg 2.0.6 Version Details Vulnerabilities
75 Application Gnupg Gnupg 2.0.7 Version Details Vulnerabilities
76 Application Gnupg Gnupg 2.0.8 Version Details Vulnerabilities
77 Application Gnupg Gnupg 2.0.10 Version Details Vulnerabilities
78 Application Gnupg Gnupg 2.0.11 Version Details Vulnerabilities
79 Application Gnupg Gnupg 2.0.12 Version Details Vulnerabilities
80 Application Gnupg Gnupg 2.0.13 Version Details Vulnerabilities
81 Application Gnupg Gnupg 2.0.14 Version Details Vulnerabilities
82 Application Gnupg Gnupg 2.0.15 Version Details Vulnerabilities
83 Application Gnupg Gnupg 2.0.16 Version Details Vulnerabilities
84 Application Gnupg Gnupg 2.0.17 Version Details Vulnerabilities
85 Application Gnupg Gnupg 2.0.18 Version Details Vulnerabilities
86 Application Gnupg Gnupg 2.0.19 Version Details Vulnerabilities
87 Application Gnupg Libgcrypt 1.4.0 Version Details Vulnerabilities
88 Application Gnupg Libgcrypt 1.4.3 Version Details Vulnerabilities
89 Application Gnupg Libgcrypt 1.4.4 Version Details Vulnerabilities
90 Application Gnupg Libgcrypt 1.4.5 Version Details Vulnerabilities
91 Application Gnupg Libgcrypt 1.4.6 Version Details Vulnerabilities
92 Application Gnupg Libgcrypt 1.5.0 Version Details Vulnerabilities
93 Application Gnupg Libgcrypt 1.5.1 Version Details Vulnerabilities
94 Application Gnupg Libgcrypt 1.5.2 Version Details Vulnerabilities
95 OS Novell Opensuse 12.2 Version Details Vulnerabilities
96 OS Novell Opensuse 12.3 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 2
Gnupg Gnupg 80
Gnupg Libgcrypt 8
Novell Opensuse 2

- References For CVE-2013-4242

http://www.ubuntu.com/usn/USN-1923-1
UBUNTU USN-1923-1
http://www.debian.org/security/2013/dsa-2730
DEBIAN DSA-2730
http://secunia.com/advisories/54375
SECUNIA 54375
http://secunia.com/advisories/54332
SECUNIA 54332
http://secunia.com/advisories/54321
SECUNIA 54321
http://secunia.com/advisories/54318
SECUNIA 54318
http://rhn.redhat.com/errata/RHSA-2013-1457.html
REDHAT RHSA-2013:1457
http://lists.opensuse.org/opensuse-updates/2013-08/msg00003.html
SUSE openSUSE-SU-2013:1294
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=717880
http://eprint.iacr.org/2013/448
http://www.debian.org/security/2013/dsa-2731
DEBIAN DSA-2731
http://www.kb.cert.org/vuls/id/976534
CERT-VN VU#976534
http://lists.gnupg.org/pipermail/gnupg-announce/2013q3/000330.html
MLIST [gnupg-announce] 20130725 [Announce] [security fix] GnuPG 1.4.14 released
http://www.securityfocus.com/bid/61464
BID 61464 libgcrypt RSA Secret Keys Information Disclosure Vulnerability Release Date:2014-06-10

- Metasploit Modules Related To CVE-2013-4242

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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