Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2017-12995

The DNS parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-domain.c:ns_print().

Published

2017-09-14T06:29:00.937

Last Modified

2025-12-04T16:16:03.253

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-835
Type: Secondary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	tcpdump	tcpdump	≤ 4.9.1	Yes

References

http://www.debian.org/security/2017/dsa-3971 ([email protected])
http://www.securitytracker.com/id/1039307 ([email protected])
http://www.tcpdump.org/tcpdump-changes.txt Vendor Advisory ([email protected])
https://access.redhat.com/errata/RHEA-2018:0705 ([email protected])
https://github.com/the-tcpdump-group/tcpdump/commit/3a76fd7c95fced2c2f8c8148a9055c3a542eff29 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201709-23 ([email protected])
https://support.apple.com/HT208221 ([email protected])
http://www.debian.org/security/2017/dsa-3971 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039307 (af854a3a-2127-422b-91ae-364da2661108)
http://www.tcpdump.org/tcpdump-changes.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHEA-2018:0705 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/the-tcpdump-group/tcpdump/commit/3a76fd7c95fced2c2f8c8148a9055c3a542eff29 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201709-23 (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT208221 (af854a3a-2127-422b-91ae-364da2661108)