Vulnerability Details : CVE-2017-9345
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DNS dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-dns.c by trying to detect self-referencing pointers.
Products affected by CVE-2017-9345
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9345
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9345
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
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-2017-9345
-
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-2017-9345
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1206
1206 - wireshark: Timeout in wireshark_fuzzshark_udp_port-bootp - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13633
13633 – [oss-fuzz] timeout: expand_dns_name epan/dissectors/packet-dns.c:1158:21Issue Tracking;Patch;Vendor Advisory
-
http://www.securitytracker.com/id/1038612
Wireshark Multiple Dissector Bugs Lets Remote Users Deny Service - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/98798
Wireshark 'epan/dissectors/packet-dns.c' Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://www.wireshark.org/security/wnpa-sec-2017-26.html
Wireshark · wnpa-sec-2017-26 · DNS dissector infinite loopVendor Advisory
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https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e280c9b637327a65d132bfe72d917b87e6844eb5
code.wireshark Code Review - wireshark.git/commitIssue Tracking;Patch;Vendor Advisory
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