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Vulnerability Details : CVE-2013-2174

Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string ending in a "%" (percent) character.
Publish Date : 2013-07-31 Last Update Date : 2013-07-31
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- CVSS Scores & Vulnerability Types

CVSS Score
6.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
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) Denial Of ServiceExecute CodeOverflow
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2013:0983: curl security update (Moderate) oval:org.mitre.oval:def:23483 unix
DSA-2713-1 curl - heap overflow oval:org.mitre.oval:def:18308 unix
ELSA-2013-0983 -- curl security update (moderate) oval:org.mitre.oval:def:27292 unix
ELSA-2013:0983: curl security update (Moderate) oval:org.mitre.oval:def:23721 unix
RHSA-2013:0983: curl security update (Moderate) oval:com.redhat.rhsa:def:20130983 unix
RHSA-2013:0983: curl security update (Moderate) oval:org.mitre.oval:def:21195 unix
SUSE-SU-2013:1166-1 -- Security update for compat-curl2 oval:org.mitre.oval:def:25977 unix
SUSE-SU-2013:1166-2 -- Security update for curl oval:org.mitre.oval:def:25912 unix
SUSE-SU-2013:1165-1 -- Security update for libcurl4 oval:org.mitre.oval:def:25193 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-2013-2174

# 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 Application Haxx Curl 7.7 Version Details Vulnerabilities
6 Application Haxx Curl 7.7.1 Version Details Vulnerabilities
7 Application Haxx Curl 7.7.2 Version Details Vulnerabilities
8 Application Haxx Curl 7.7.3 Version Details Vulnerabilities
9 Application Haxx Curl 7.8 Version Details Vulnerabilities
10 Application Haxx Curl 7.8.1 Version Details Vulnerabilities
11 Application Haxx Curl 7.9 Version Details Vulnerabilities
12 Application Haxx Curl 7.9.1 Version Details Vulnerabilities
13 Application Haxx Curl 7.9.2 Version Details Vulnerabilities
14 Application Haxx Curl 7.9.3 Version Details Vulnerabilities
15 Application Haxx Curl 7.9.4 Version Details Vulnerabilities
16 Application Haxx Curl 7.9.5 Version Details Vulnerabilities
17 Application Haxx Curl 7.9.6 Version Details Vulnerabilities
18 Application Haxx Curl 7.9.7 Version Details Vulnerabilities
19 Application Haxx Curl 7.9.8 Version Details Vulnerabilities
20 Application Haxx Curl 7.10 Version Details Vulnerabilities
21 Application Haxx Curl 7.10.1 Version Details Vulnerabilities
22 Application Haxx Curl 7.10.2 Version Details Vulnerabilities
23 Application Haxx Curl 7.10.3 Version Details Vulnerabilities
24 Application Haxx Curl 7.10.4 Version Details Vulnerabilities
25 Application Haxx Curl 7.10.5 Version Details Vulnerabilities
26 Application Haxx Curl 7.10.6 Version Details Vulnerabilities
27 Application Haxx Curl 7.10.7 Version Details Vulnerabilities
28 Application Haxx Curl 7.10.8 Version Details Vulnerabilities
29 Application Haxx Curl 7.11.0 Version Details Vulnerabilities
30 Application Haxx Curl 7.11.1 Version Details Vulnerabilities
31 Application Haxx Curl 7.11.2 Version Details Vulnerabilities
32 Application Haxx Curl 7.12.0 Version Details Vulnerabilities
33 Application Haxx Curl 7.12.1 Version Details Vulnerabilities
34 Application Haxx Curl 7.12.2 Version Details Vulnerabilities
35 Application Haxx Curl 7.12.3 Version Details Vulnerabilities
36 Application Haxx Curl 7.13.0 Version Details Vulnerabilities
37 Application Haxx Curl 7.13.1 Version Details Vulnerabilities
38 Application Haxx Curl 7.13.2 Version Details Vulnerabilities
39 Application Haxx Curl 7.14.0 Version Details Vulnerabilities
40 Application Haxx Curl 7.14.1 Version Details Vulnerabilities
41 Application Haxx Curl 7.15.0 Version Details Vulnerabilities
42 Application Haxx Curl 7.15.1 Version Details Vulnerabilities
43 Application Haxx Curl 7.15.2 Version Details Vulnerabilities
44 Application Haxx Curl 7.15.3 Version Details Vulnerabilities
45 Application Haxx Curl 7.15.4 Version Details Vulnerabilities
46 Application Haxx Curl 7.15.5 Version Details Vulnerabilities
47 Application Haxx Curl 7.16.0 Version Details Vulnerabilities
48 Application Haxx Curl 7.16.1 Version Details Vulnerabilities
49 Application Haxx Curl 7.16.2 Version Details Vulnerabilities
50 Application Haxx Curl 7.16.3 Version Details Vulnerabilities
51 Application Haxx Curl 7.16.4 Version Details Vulnerabilities
52 Application Haxx Curl 7.17.0 Version Details Vulnerabilities
53 Application Haxx Curl 7.17.1 Version Details Vulnerabilities
54 Application Haxx Curl 7.18.0 Version Details Vulnerabilities
55 Application Haxx Curl 7.18.1 Version Details Vulnerabilities
56 Application Haxx Curl 7.18.2 Version Details Vulnerabilities
57 Application Haxx Curl 7.19.0 Version Details Vulnerabilities
58 Application Haxx Curl 7.19.1 Version Details Vulnerabilities
59 Application Haxx Curl 7.19.2 Version Details Vulnerabilities
60 Application Haxx Curl 7.19.3 Version Details Vulnerabilities
61 Application Haxx Curl 7.19.4 Version Details Vulnerabilities
62 Application Haxx Curl 7.19.5 Version Details Vulnerabilities
63 Application Haxx Curl 7.19.6 Version Details Vulnerabilities
64 Application Haxx Curl 7.19.7 Version Details Vulnerabilities
65 Application Haxx Curl 7.20.0 Version Details Vulnerabilities
66 Application Haxx Curl 7.20.1 Version Details Vulnerabilities
67 Application Haxx Curl 7.21.0 Version Details Vulnerabilities
68 Application Haxx Curl 7.21.1 Version Details Vulnerabilities
69 Application Haxx Curl 7.21.2 Version Details Vulnerabilities
70 Application Haxx Curl 7.21.3 Version Details Vulnerabilities
71 Application Haxx Curl 7.21.4 Version Details Vulnerabilities
72 Application Haxx Curl 7.21.5 Version Details Vulnerabilities
73 Application Haxx Curl 7.21.6 Version Details Vulnerabilities
74 Application Haxx Curl 7.21.7 Version Details Vulnerabilities
75 Application Haxx Curl 7.22.0 Version Details Vulnerabilities
76 Application Haxx Curl 7.23.0 Version Details Vulnerabilities
77 Application Haxx Curl 7.23.1 Version Details Vulnerabilities
78 Application Haxx Curl 7.24.0 Version Details Vulnerabilities
79 Application Haxx Curl 7.25.0 Version Details Vulnerabilities
80 Application Haxx Curl 7.26.0 Version Details Vulnerabilities
81 Application Haxx Curl 7.27.0 Version Details Vulnerabilities
82 Application Haxx Curl 7.28.0 Version Details Vulnerabilities
83 Application Haxx Curl 7.28.1 Version Details Vulnerabilities
84 Application Haxx Curl 7.29.0 Version Details Vulnerabilities
85 Application Haxx Curl 7.30.0 Version Details Vulnerabilities
86 Application Haxx Libcurl 7.7 Version Details Vulnerabilities
87 Application Haxx Libcurl 7.7.1 Version Details Vulnerabilities
88 Application Haxx Libcurl 7.7.2 Version Details Vulnerabilities
89 Application Haxx Libcurl 7.7.3 Version Details Vulnerabilities
90 Application Haxx Libcurl 7.8 Version Details Vulnerabilities
91 Application Haxx Libcurl 7.8.1 Version Details Vulnerabilities
92 Application Haxx Libcurl 7.9 Version Details Vulnerabilities
93 Application Haxx Libcurl 7.9.1 Version Details Vulnerabilities
94 Application Haxx Libcurl 7.9.2 Version Details Vulnerabilities
95 Application Haxx Libcurl 7.9.3 Version Details Vulnerabilities
96 Application Haxx Libcurl 7.9.4 Version Details Vulnerabilities
97 Application Haxx Libcurl 7.9.5 Version Details Vulnerabilities
98 Application Haxx Libcurl 7.9.6 Version Details Vulnerabilities
99 Application Haxx Libcurl 7.9.7 Version Details Vulnerabilities
100 Application Haxx Libcurl 7.9.8 Version Details Vulnerabilities
101 Application Haxx Libcurl 7.10 Version Details Vulnerabilities
102 Application Haxx Libcurl 7.10.1 Version Details Vulnerabilities
103 Application Haxx Libcurl 7.10.2 Version Details Vulnerabilities
104 Application Haxx Libcurl 7.10.3 Version Details Vulnerabilities
105 Application Haxx Libcurl 7.10.4 Version Details Vulnerabilities
106 Application Haxx Libcurl 7.10.5 Version Details Vulnerabilities
107 Application Haxx Libcurl 7.10.6 Version Details Vulnerabilities
108 Application Haxx Libcurl 7.10.7 Version Details Vulnerabilities
109 Application Haxx Libcurl 7.10.8 Version Details Vulnerabilities
110 Application Haxx Libcurl 7.11.0 Version Details Vulnerabilities
111 Application Haxx Libcurl 7.11.1 Version Details Vulnerabilities
112 Application Haxx Libcurl 7.11.2 Version Details Vulnerabilities
113 Application Haxx Libcurl 7.12.0 Version Details Vulnerabilities
114 Application Haxx Libcurl 7.12.1 Version Details Vulnerabilities
115 Application Haxx Libcurl 7.12.2 Version Details Vulnerabilities
116 Application Haxx Libcurl 7.12.3 Version Details Vulnerabilities
117 Application Haxx Libcurl 7.13.0 Version Details Vulnerabilities
118 Application Haxx Libcurl 7.13.1 Version Details Vulnerabilities
119 Application Haxx Libcurl 7.13.2 Version Details Vulnerabilities
120 Application Haxx Libcurl 7.14.0 Version Details Vulnerabilities
121 Application Haxx Libcurl 7.14.1 Version Details Vulnerabilities
122 Application Haxx Libcurl 7.15.0 Version Details Vulnerabilities
123 Application Haxx Libcurl 7.15.1 Version Details Vulnerabilities
124 Application Haxx Libcurl 7.15.2 Version Details Vulnerabilities
125 Application Haxx Libcurl 7.15.3 Version Details Vulnerabilities
126 Application Haxx Libcurl 7.15.4 Version Details Vulnerabilities
127 Application Haxx Libcurl 7.15.5 Version Details Vulnerabilities
128 Application Haxx Libcurl 7.16.0 Version Details Vulnerabilities
129 Application Haxx Libcurl 7.16.1 Version Details Vulnerabilities
130 Application Haxx Libcurl 7.16.2 Version Details Vulnerabilities
131 Application Haxx Libcurl 7.16.3 Version Details Vulnerabilities
132 Application Haxx Libcurl 7.16.4 Version Details Vulnerabilities
133 Application Haxx Libcurl 7.17.0 Version Details Vulnerabilities
134 Application Haxx Libcurl 7.17.1 Version Details Vulnerabilities
135 Application Haxx Libcurl 7.18.0 Version Details Vulnerabilities
136 Application Haxx Libcurl 7.18.1 Version Details Vulnerabilities
137 Application Haxx Libcurl 7.18.2 Version Details Vulnerabilities
138 Application Haxx Libcurl 7.19.0 Version Details Vulnerabilities
139 Application Haxx Libcurl 7.19.1 Version Details Vulnerabilities
140 Application Haxx Libcurl 7.19.2 Version Details Vulnerabilities
141 Application Haxx Libcurl 7.19.3 Version Details Vulnerabilities
142 Application Haxx Libcurl 7.19.4 Version Details Vulnerabilities
143 Application Haxx Libcurl 7.19.5 Version Details Vulnerabilities
144 Application Haxx Libcurl 7.19.6 Version Details Vulnerabilities
145 Application Haxx Libcurl 7.19.7 Version Details Vulnerabilities
146 Application Haxx Libcurl 7.20.0 Version Details Vulnerabilities
147 Application Haxx Libcurl 7.20.1 Version Details Vulnerabilities
148 Application Haxx Libcurl 7.21.0 Version Details Vulnerabilities
149 Application Haxx Libcurl 7.21.1 Version Details Vulnerabilities
150 Application Haxx Libcurl 7.21.2 Version Details Vulnerabilities
151 Application Haxx Libcurl 7.21.3 Version Details Vulnerabilities
152 Application Haxx Libcurl 7.21.4 Version Details Vulnerabilities
153 Application Haxx Libcurl 7.21.5 Version Details Vulnerabilities
154 Application Haxx Libcurl 7.21.6 Version Details Vulnerabilities
155 Application Haxx Libcurl 7.21.7 Version Details Vulnerabilities
156 Application Haxx Libcurl 7.22.0 Version Details Vulnerabilities
157 Application Haxx Libcurl 7.23.0 Version Details Vulnerabilities
158 Application Haxx Libcurl 7.23.1 Version Details Vulnerabilities
159 Application Haxx Libcurl 7.24.0 Version Details Vulnerabilities
160 Application Haxx Libcurl 7.25.0 Version Details Vulnerabilities
161 Application Haxx Libcurl 7.26.0 Version Details Vulnerabilities
162 Application Haxx Libcurl 7.27.0 Version Details Vulnerabilities
163 Application Haxx Libcurl 7.28.0 Version Details Vulnerabilities
164 Application Haxx Libcurl 7.28.1 Version Details Vulnerabilities
165 Application Haxx Libcurl 7.29.0 Version Details Vulnerabilities
166 Application Haxx Libcurl 7.30.0 Version Details Vulnerabilities
167 OS Novell Opensuse 11.4 Version Details Vulnerabilities
168 OS Redhat Enterprise Linux 5 Version Details Vulnerabilities
169 OS Redhat Enterprise Linux 6 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Haxx Curl 81
Haxx Libcurl 81
Novell Opensuse 1
Redhat Enterprise Linux 2

- References For CVE-2013-2174

http://curl.haxx.se/docs/adv_20130622.html CONFIRM
http://rhn.redhat.com/errata/RHSA-2013-0983.html
REDHAT RHSA-2013:0983
http://lists.opensuse.org/opensuse-updates/2013-07/msg00013.html
SUSE openSUSE-SU-2013:1133
http://www.debian.org/security/2013/dsa-2713
DEBIAN DSA-2713
http://www.ubuntu.com/usn/USN-1894-1
UBUNTU USN-1894-1
https://github.com/bagder/curl/commit/192c4f788d48f82c03e9cef40013f34370e90737 CONFIRM

- Metasploit Modules Related To CVE-2013-2174

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


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