Vulnerability Name:

CVE-2021-39928 (CCN-213687)

Assigned:2021-11-17
Published:2021-11-17
Updated:2022-10-28
Summary:NULL pointer exception in the IEEE 802.11 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-39928

Source: XF
Type: UNKNOWN
wireshark-cve202139928-dos(213687)

Source: CONFIRM
Type: Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39928.json

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17704

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20211226 [SECURITY] [DLA 2849-1] wireshark security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-3747cf6107

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-97bd631e0a

Source: GENTOO
Type: Third Party Advisory
GLSA-202210-04

Source: DEBIAN
Type: Third Party Advisory
DSA-5019

Source: CCN
Type: Wireshark advisory wnpa-sec-2021-13
IEEE 802.11 dissector crash

Source: MISC
Type: Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-13.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:wireshark:wireshark:*:*:*:*:*:*:*:* (Version >= 3.4.0 and < 3.4.10)
  • OR cpe:/a:wireshark:wireshark:*:*:*:*:*:*:*:* (Version >= 3.2.0 and < 3.2.18)

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:wireshark:wireshark:3.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7698
    P
    		libwireshark15-3.6.13-150000.3.89.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:7983
    P
    		wireshark-devel-3.6.13-150000.3.89.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3722
    P
    		Security update for java-1_8_0-openjdk (Important) (in QA)
    2022-08-04
    oval:org.opensuse.security:def:3360
    P
    		rzsz-0.12.21~rc-1001.3.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3540
    P
    		krb5-1.12.5-40.37.7 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3106
    P
    		ibus-chewing-1.4.14-4.11 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94816
    P
    		python3-waitress-1.4.3-3.3.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94736
    P
    		libwireshark15-3.6.2-3.71.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94652
    P
    		libksba-devel-1.3.5-2.14 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94990
    P
    		wireshark-devel-3.6.2-3.71.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:112914
    P
    		libwireshark14-3.4.10-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:111160
    P
    		Security update for wireshark (Moderate)
    2021-12-10
    oval:org.opensuse.security:def:76410
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:4171
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:117545
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:101739
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:65324
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:73933
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:108195
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:101365
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:64629
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:4235
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:111816
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:117709
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:821
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:67342
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:74328
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:101529
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:64811
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:6253
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:1048
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:74392
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:101552
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:65260
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:73751
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:108031
    P
    		Security update for wireshark (Moderate)
    2021-12-06
    BACK
    wireshark wireshark *
    wireshark wireshark *
    fedoraproject fedora 34
    fedoraproject fedora 35
    debian debian linux 9.0
    wireshark wireshark 3.2.0
    wireshark wireshark 3.4.0