7.5

CVE-2018-11354: wireshark Improper Input Validation

CVSS: 7.5v3.0HighModified
Published 22-05-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-11354 is a high (CVSS 7.5) Improper Input Validation vulnerability in wireshark. EPSS estimates a 2.74% chance of exploitation in the next 30 days, higher than 85.9% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.0 (NVD)
EPSS score
2.74%
0%100%
Low · -0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 6 · Related 6
OPENSUSE-SU-2020:0362-1OPENSUSE-SU-2024:11513-1SUSE-SU-2018:2412-1SUSE-SU-2018:2891-1SUSE-SU-2018:2891-2SUSE-SU-2020:0693-1

Timeline

  1. 22-05-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

In Wireshark 2.6.0, the IEEE 1905.1a dissector could crash. This was addressed in epan/dissectors/packet-ieee1905.c by making a certain correction to string handling.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.74%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

-0.06 pp

From 2.80% on 18-09-2026

18-09-202618-10-2026
EPSS score
2.74%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Wireshark1 product

1 vendor · 1 product

References

6 links