Home/CVE/In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the BGP protocol dissector could go into a large loop.
CVE

CVE-2018-14342

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the BGP protocol dissector could go into a large loop.

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the BGP protocol dissector could go into a large loop. This was addressed in epan/dissectors/packet-bgp.c by validating Path Attribute lengths.

HIGH · CVSS 7.5 EPSS 0.01963
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-834Excessive Iteration
▤

Affected Products & Versions

4
wireshark>= 2.2.0 and <= 2.2.15
wireshark>= 2.4.0 and <= 2.4.7
wireshark>= 2.6.0 and <= 2.6.1
debian linuxall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Jul 2018 · 02:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:11513-1
suse-csafSUSE-SU-2020:0693-1
suse-csafopenSUSE-SU-2020:0362-1
suse-csafSUSE-SU-2018:2891-2
suse-csafSUSE-SU-2018:2891-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
http://www.securityfocus.com/bid/104847Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041608Third Party AdvisoryVDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13741Issue TrackingVendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git
https://lists.debian.org/debian-lts-announce/2018/07/msg00045.htmlMailing ListThird Party Advisory
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