CVE-2018-18226

In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory. This was addressed in epan/dissectors/packet-steam-ihs-discovery.c by changing the memory-management approach.

CVSS v3.0 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://www.wireshark.org/security/wnpa-sec-2018-48.html	Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=6e920ddc3cad2886ef07ca1a8e50e2a5c50986f7	Patch Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171	Issue Tracking Patch Vendor Advisory
http://www.securityfocus.com/bid/105583	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041909	Third Party Advisory VDB Entry
https://www.debian.org/security/2018/dsa-4359	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Information

Published : 2018-10-11 23:29

Updated : 2020-03-19 18:15

NVD link : CVE-2018-18226

Mitre link : CVE-2018-18226

JSON object : View

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

Advertisement

Products Affected

debian

debian_linux

wireshark

wireshark

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.wireshark.org/security/wnpa-sec-2018-48.html", "name": "https://www.wireshark.org/security/wnpa-sec-2018-48.html", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=6e920ddc3cad2886ef07ca1a8e50e2a5c50986f7", "name": "https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=6e920ddc3cad2886ef07ca1a8e50e2a5c50986f7", "tags": ["Patch", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171", "name": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15171", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "refsource": "MISC"}, {"url": "http://www.securityfocus.com/bid/105583", "name": "105583", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://www.securitytracker.com/id/1041909", "name": "1041909", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "https://www.debian.org/security/2018/dsa-4359", "name": "DSA-4359", "tags": ["Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html", "name": "openSUSE-SU-2020:0362", "tags": [], "refsource": "SUSE"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory. This was addressed in epan/dissectors/packet-steam-ihs-discovery.c by changing the memory-management approach."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-772"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-18226", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2018-10-12T06:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.6.3", "versionStartIncluding": "2.6.0"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-03-20T01:15Z"}