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cvelistGitLabCVELIST:CVE-2020-26421
HistoryDec 11, 2020 - 5:25 p.m.

CVE-2020-26421

2020-12-1117:25:09
GitLab
www.cve.org
6
cve-2020-26421
wireshark 3.4.0
wireshark 3.2.0
denial of service
usb hid protocol
packet injection
crafted capture file

CVSS3

4.2

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L

AI Score

5.7

Confidence

High

EPSS

0.004

Percentile

73.6%

Crash in USB HID protocol dissector and possibly other dissectors in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.

CNA Affected

[
  {
    "product": "Wireshark",
    "vendor": "The Wireshark Foundation",
    "versions": [
      {
        "status": "affected",
        "version": "3.4.0"
      },
      {
        "status": "affected",
        "version": ">= 3.2.0 to < 3.2.9"
      }
    ]
  }
]

CVSS3

4.2

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L

AI Score

5.7

Confidence

High

EPSS

0.004

Percentile

73.6%