CVE-2021-38561
Golang.org/x/text/language Out-of-Bounds Read Denial of Service
Description
golang.org/x/text/language in golang.org/x/text before 0.3.7 can panic with an out-of-bounds read during BCP 47 language tag parsing. Index calculation is mishandled. If parsing untrusted user input, this can be used as a vector for a denial-of-service attack.
INFO
Published Date :
Dec. 26, 2022, 6:15 a.m.
Last Modified :
Jan. 5, 2023, 4:52 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-38561 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2021-38561.
| URL | Resource |
|---|---|
| https://deps.dev/advisory/OSV/GO-2021-0113 | Patch Third Party Advisory |
| https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f | Mailing List Patch Vendor Advisory |
| https://groups.google.com/g/golang-announce | Mailing List Third Party Advisory |
| https://pkg.go.dev/golang.org/x/text/language | Product Vendor Advisory |
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).
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Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-38561 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-38561 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 [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jan. 05, 2023
Action Type Old Value New Value 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://deps.dev/advisory/OSV/GO-2021-0113 No Types Assigned https://deps.dev/advisory/OSV/GO-2021-0113 Patch, Third Party Advisory Changed Reference Type https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f No Types Assigned https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f Mailing List, Patch, Vendor Advisory Changed Reference Type https://groups.google.com/g/golang-announce No Types Assigned https://groups.google.com/g/golang-announce Mailing List, Third Party Advisory Changed Reference Type https://pkg.go.dev/golang.org/x/text/language No Types Assigned https://pkg.go.dev/golang.org/x/text/language Product, Vendor Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:golang:text:*:*:*:*:*:*:*:* versions up to (excluding) 0.3.7
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-38561 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-2021-38561
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.16 }} 0.05%
score
0.53591
percentile