CVE-2017-9345: wireshark Infinite Loop
CVSS: 7.8v2.0HighModified
AliasesALPINE-CVE-2017-9345UBUNTU-CVE-2017-9345DEBIAN-CVE-2017-9345
Published 02-06-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-9345 is a high (CVSS 7.8) Infinite Loop vulnerability in wireshark. EPSS estimates a 3.02% chance of exploitation in the next 30 days, higher than 87.2% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
3.02%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 4 · Related 3Timeline
- 02-06-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
3.02%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
-0.03 pp
From 3.05% on 18-09-2026
18-09-202618-10-2026
EPSS score3.02%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- wireshark≥ 2.0.0, < 2.2.7-r0
Debian1 product
- wireshark< 2.2.7-1
Ubuntu1 product
- wireshark< 2.6.3-1~ubuntu14.04.1 | < 2.6.3-1~ubuntu16.04.1 | < 2.6.3-1~ubuntu18.04.1
Wireshark1 product
- wireshark≥ 2.0.0, ≤ 2.0.12 | ≥ 2.2.0, ≤ 2.2.6
4 vendors · 4 products
References
11 links- bugs.wireshark.org/bugzilla/show_bug.cgi?id=13633X Refsource MISCIssue TrackingPatchVendor AdvisoryREPORT
- bugs.chromium.org/p/oss-fuzz/issues/detail?id=1206X Refsource MISCIssue TrackingThird Party AdvisoryREPORT
- code.wireshark.org/review/…X Refsource MISC
