01 Record

CVE-2018-5335

In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the WCP dissector could crash. This was addressed in epan/dissectors/packet-wcp.c by validating the available buffer length.

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the WCP dissector could crash. This was addressed in epan/dissectors/packet-wcp.c by validating the available buffer length.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 1.90% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 78.2% of scored records. A rank, not a probability.
NVD base score: 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2018-01-11 21:00Z8 YR AGO

Last updated

2024-08-05 05:33Z2 YR AGO

Reserved

2018-01-11

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

32b1eb3b54ca6ab7589aa76b6f8fcf04d656e36027bf27b068790dc1c2e58612

05 Affected products

VendorProductVersionsPlatforms

debiandebian_linuxNot specified—

redhatenterprise_linuxNot specified—

wiresharkwiresharkNot specified—

06 References

www.securityfocus.com102500http://www.securityfocus.com/bid/102500vdb-entryx_refsource_BID
lists.debian.org[debian-lts-announce] 20180126 [SECURITY] [DLA 1258-1] wireshark security updatehttps://lists.debian.org/debian-lts-announce/2018/01/msg00032.htmlmailing-listx_refsource_MLIST
code.wireshark.orghttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=086b87376b988c555484349aa115d6e08ac6db07x_refsource_CONFIRM
bugs.wireshark.orghttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14251x_refsource_CONFIRM
www.debian.orgDSA-4101https://www.debian.org/security/2018/dsa-4101vendor-advisoryx_refsource_DEBIAN
www.wireshark.orghttps://www.wireshark.org/security/wnpa-sec-2018-04.htmlx_refsource_CONFIRM

01 Record index

CVE-2018-5335

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2018-5335

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References