In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the JSON, XML, NTP, XMPP, and GDB dissectors could crash. This was addressed in epan/tvbparse.c by limiting the recursion depth.
CVE-2018-5336
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 84.1%
- KEV
- Not listed
Published
January 11, 2018
Last Modified
November 21, 2024
References (14)
- cve@mitrehttp://www.securityfocus.com/bid/102504
- cve@mitrehttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14253
- cve@mitrehttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4f4c95cf46ba6adbd10b09747e10742801bc706b
- cve@mitrehttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f6702e49a9720d173246668495eece6d77eca5b0
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2018/01/msg00032.html
- cve@mitrehttps://www.debian.org/security/2018/dsa-4101
- cve@mitrehttps://www.wireshark.org/security/wnpa-sec-2018-01.html
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/102504
- af854a3a-2127-422b-91ae-364da2661108https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14253
- af854a3a-2127-422b-91ae-364da2661108https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4f4c95cf46ba6adbd10b09747e10742801bc706b
- af854a3a-2127-422b-91ae-364da2661108https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f6702e49a9720d173246668495eece6d77eca5b0
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/01/msg00032.html
- af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4101
- af854a3a-2127-422b-91ae-364da2661108https://www.wireshark.org/security/wnpa-sec-2018-01.html
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 13× in last 7d / 48× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-07-04 15:26 UTCOSV refresh
- 2026-07-04 06:28 UTCEPSS rescore
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- 2026-06-30 23:20 UTCEPSS rescore
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- 2026-06-21 14:54 UTCEPSS rescore
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- 2026-06-18 17:50 UTCEPSS rescore
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- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-16 02:44 UTCOSV refresh
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-14 23:15 UTCEPSS rescore
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- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-06-04 13:10 UTCEPSS rescore
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- 2026-06-01 13:50 UTCEPSS rescore
- 2026-05-31 22:29 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 12:39 UTCEG score recompute
- 2026-05-28 12:39 UTCGHSA enrichment
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-23 14:11 UTCOSV refresh
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Same CWE
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Frequently asked(5)
What is CVE-2018-5336?
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What is the CVSS score of CVE-2018-5336?
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Dependency Blast Radius
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