Vulnerability Details : CVE-2021-4185
Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Vulnerability category: Denial of service
Products affected by CVE-2021-4185
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:3.6.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-4185
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-4185
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
GitLab Inc. | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-4185
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-4185
-
https://www.oracle.com/security-alerts/cpuapr2022.html
Oracle Critical Patch Update Advisory - April 2022Third Party Advisory
-
https://www.wireshark.org/security/wnpa-sec-2021-17.html
Wireshark · wnpa-sec-2021-17 · RTMPT dissector infinite loopVendor Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/
[SECURITY] Fedora 34 Update: wireshark-3.6.1-1.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/
[SECURITY] Fedora 35 Update: wireshark-3.6.1-1.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html
[SECURITY] [DLA 2967-1] wireshark security updateMailing List;Third Party Advisory
-
https://security.gentoo.org/glsa/202210-04
Wireshark: Multiple Vulnerabilities (GLSA 202210-04) — Gentoo securityThird Party Advisory
-
https://gitlab.com/wireshark/wireshark/-/issues/17745
Fuzz job crash output: fuzz-2021-11-23-8582.pcap (#17745) · Issues · Wireshark Foundation / wireshark · GitLabExploit;Issue Tracking;Third Party Advisory
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4185.json
2021/CVE-2021-4185.json · master · GitLab.org / cves · GitLabThird Party Advisory
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