Vulnerability Details : 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().
Products affected by CVE-2017-12995
- cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-12995
0.72%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-12995
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-12995
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-12995
-
https://security.gentoo.org/glsa/201709-23
Tcpdump: Multiple vulnerabilities (GLSA 201709-23) — Gentoo security
-
http://www.debian.org/security/2017/dsa-3971
Debian -- Security Information -- DSA-3971-1 tcpdump
-
https://github.com/the-tcpdump-group/tcpdump/commit/3a76fd7c95fced2c2f8c8148a9055c3a542eff29
CVE-2017-12995/Check for DNS compression pointers that don't point ba… · the-tcpdump-group/tcpdump@3a76fd7 · GitHubIssue Tracking;Patch;Third Party Advisory
-
https://access.redhat.com/errata/RHEA-2018:0705
RHEA-2018:0705 - Product Enhancement Advisory - Red Hat Customer Portal
-
http://www.tcpdump.org/tcpdump-changes.txt
Vendor Advisory
-
https://support.apple.com/HT208221
About the security content of macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan - Apple Support
-
http://www.securitytracker.com/id/1039307
Tcpdump Multiple Flaws Let Remote Users View Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTracker
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