CVE-2021-35939
Apache Directions Traversal vulnerability
Description
It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
INFO
Published Date :
Aug. 26, 2022, 4:15 p.m.
Last Modified :
Feb. 4, 2023, 1:16 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
0.8
Public PoC/Exploit Available at Github
CVE-2021-35939 has a 1 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-2021-35939.
| URL | Resource |
|---|---|
| https://access.redhat.com/security/cve/CVE-2021-35939 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1964129 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/rpm-software-management/rpm/commit/96ec957e281220f8e137a2d5eb23b83a6377d556 | Patch Third Party Advisory |
| https://github.com/rpm-software-management/rpm/pull/1919 | Patch Third Party Advisory |
| https://rpm.org/wiki/Releases/4.18.0 | Release Notes Vendor Advisory |
| https://security.gentoo.org/glsa/202210-22 | Third Party 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).
Map Vulnerabilities into Different Layers of the Container Image
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-2021-35939 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-35939 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 -
Reanalysis by [email protected]
Feb. 04, 2023
Action Type Old Value New Value -
Modified Analysis by [email protected]
Nov. 29, 2022
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://security.gentoo.org/glsa/202210-22 No Types Assigned https://security.gentoo.org/glsa/202210-22 Third Party Advisory -
CVE Modified by [email protected]
Oct. 31, 2022
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202210-22 [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 01, 2022
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://access.redhat.com/security/cve/CVE-2021-35939 No Types Assigned https://access.redhat.com/security/cve/CVE-2021-35939 Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1964129 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1964129 Exploit, Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/rpm-software-management/rpm/commit/96ec957e281220f8e137a2d5eb23b83a6377d556 No Types Assigned https://github.com/rpm-software-management/rpm/commit/96ec957e281220f8e137a2d5eb23b83a6377d556 Patch, Third Party Advisory Changed Reference Type https://github.com/rpm-software-management/rpm/pull/1919 No Types Assigned https://github.com/rpm-software-management/rpm/pull/1919 Patch, Third Party Advisory Changed Reference Type https://rpm.org/wiki/Releases/4.18.0 No Types Assigned https://rpm.org/wiki/Releases/4.18.0 Release Notes, Vendor Advisory Added CWE NIST CWE-59 Added CPE Configuration OR *cpe:2.3:a:rpm:rpm:*:*:*:*:*:*:*:* versions up to (excluding) 4.18 Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-35939 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-2021-35939
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.08 }} 0.02%
score
0.31042
percentile