National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-12991 Detail

Current Description

The BGP parser in tcpdump before 4.9.2 has a buffer over-read in print-bgp.c:bgp_attr_print().

Source:  MITRE
Description Last Modified:  09/14/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
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): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.debian.org/security/2017/dsa-3971
http://www.securitytracker.com/id/1039307
http://www.tcpdump.org/tcpdump-changes.txt Vendor Advisory
https://access.redhat.com/errata/RHEA-2018:0705
https://github.com/the-tcpdump-group/tcpdump/commit/50a44b6b8e4f7c127440dbd4239cf571945cc1e7 Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221

Technical Details

Vulnerability Type (View All)

Change History

6 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12991
NVD Published Date:
09/14/2017
NVD Last Modified:
05/16/2018