CVE-2021-33194
Golang ParseFragment Denial of Service
Description
golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.
INFO
Published Date :
May 26, 2021, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 6:08 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-33194 has a 7 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2021-33194
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-33194.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Dockerfile
None
Dockerfile
None
Dockerfile
None
Dockerfile
A service to connect people who require snow shoveling assistance with those willing to give it.
Dockerfile Go HTML CSS JavaScript Shell
Container image with malware and crypto miner for testing purposes
container crypto cryptominer dockerfile eicar image malware test xmrig
Dockerfile
Automatic monitor github cve using Github Actions
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-33194 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-33194 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 Added Reference https://groups.google.com/g/golang-announce/c/wPunbCPkWUg Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ -
Modified Analysis by [email protected]
Jun. 03, 2022
Action Type Old Value New Value Changed Reference Type https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 No Types Assigned https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 Patch, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 26, 2022
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ [No Types Assigned] -
CVE Modified by [email protected]
Jun. 11, 2021
Action Type Old Value New Value Changed Description Go through 1.15.12 and 1.16.x through 1.16.4 has a golang.org/x/net/html infinite loop via crafted ParseFragment input. golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input. Added Reference https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 07, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://groups.google.com/g/golang-announce/c/wPunbCPkWUg No Types Assigned https://groups.google.com/g/golang-announce/c/wPunbCPkWUg Third Party Advisory Added CWE NIST CWE-835 Added CPE Configuration OR *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions up to (including) 1.15.12 *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions from (including) 1.16.0 up to (including) 1.16.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-33194 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-33194
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.15 }} 0.02%
score
0.49451
percentile