CVE-2017-17997 Detail
Current Description
In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.
Source:
MITRE
Description Last Modified:
01/11/2018
View Analysis Description
Analysis Description
In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.
Source:
MITRE
Description Last Modified:
01/11/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
7.5 HIGH
Vector:
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
Access Vector (AV):
Network
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Partial
Additional Information:
Allows disruption of service
References to Advisories, Solutions, and Tools
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Change History
2 change records found
- show changes
Initial Analysis -
1/12/2018 9:47:05 AM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* versions up to (including) 2.2.11 |
| Added |
CVSS V2 |
|
(AV:N/AC:L/Au:N/C:N/I:N/A:P) |
| Added |
CVSS V3 |
|
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Added |
CWE |
|
CWE-476 |
| Changed |
Reference Type |
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299 No Types Assigned |
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299 Issue Tracking, Patch, Vendor Advisory |
| Changed |
Reference Type |
https://code.wireshark.org/review/#/c/25063/ No Types Assigned |
https://code.wireshark.org/review/#/c/25063/ Issue Tracking, Patch, Vendor Advisory |
| Changed |
Reference Type |
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=80a695869c9aef2fb473d9361da068022be7cb50 No Types Assigned |
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=80a695869c9aef2fb473d9361da068022be7cb50 Issue Tracking, Patch, Vendor Advisory |
| Changed |
Reference Type |
https://www.wireshark.org/security/wnpa-sec-2018-02.html No Types Assigned |
https://www.wireshark.org/security/wnpa-sec-2018-02.html Vendor Advisory |
CVE Modified by MITRE -
1/11/2018 9:29:02 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
Description |
In Wireshark 2.2.11 and before, the MRDISC dissector misuses a NULL pointer. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343. |
In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343. |
| Added |
Reference |
|
https://www.wireshark.org/security/wnpa-sec-2018-02.html [No Types Assigned] |
Quick Info
CVE Dictionary Entry:
CVE-2017-17997
NVD Published Date:
12/30/2017
NVD Last Modified:
01/12/2018
|