National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-7323 Detail

Current Description

In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-wccp.c had a large loop that was addressed by ensuring that a calculated length was monotonically increasing.

Source:  MITRE
Description Last Modified:  02/23/2018
View Analysis Description

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): Insufficient_Info
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://www.securityfocus.com/bid/103158
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14412 Issue Tracking Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4f9199ea8cff56c6704e9828c3d80360b27c4565 Patch Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=5d45b69b590cabc5127282d1ade3bca1598e5f5c Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/04/msg00018.html
https://www.wireshark.org/security/wnpa-sec-2018-06.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Uncontrolled Resource Consumption ('Resource Exhaustion') (CWE-400)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-7323
NVD Published Date:
02/23/2018
NVD Last Modified:
04/19/2018