CVE-2021-21377
OMERO.web Unvalidated Redirect Vulnerability
Description
OMERO.web is open source Django-based software for managing microscopy imaging. OMERO.web before version 5.9.0 supports redirection to a given URL after performing login or switching the group context. These URLs are not validated, allowing redirection to untrusted sites. OMERO.web 5.9.0 adds URL validation before redirecting. External URLs are not considered valid, unless specified in the omero.web.redirect_allowed_hosts setting.
INFO
Published Date :
March 23, 2021, 4:15 p.m.
Last Modified :
March 27, 2021, 2:20 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
2.3
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-2021-21377.
| URL | Resource |
|---|---|
| https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021 | Release Notes Third Party Advisory |
| https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c | Patch Third Party Advisory |
| https://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmr | Third Party Advisory |
| https://pypi.org/project/omero-web/ | Third Party Advisory |
| https://www.openmicroscopy.org/security/advisories/2021-SV2/ | 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-21377 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-21377 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.
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CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Mar. 27, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:P/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Changed Reference Type https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021 No Types Assigned https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021 Release Notes, Third Party Advisory Changed Reference Type https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c No Types Assigned https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c Patch, Third Party Advisory Changed Reference Type https://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmr No Types Assigned https://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmr Third Party Advisory Changed Reference Type https://pypi.org/project/omero-web/ No Types Assigned https://pypi.org/project/omero-web/ Third Party Advisory Changed Reference Type https://www.openmicroscopy.org/security/advisories/2021-SV2/ No Types Assigned https://www.openmicroscopy.org/security/advisories/2021-SV2/ Vendor Advisory Added CPE Configuration OR *cpe:2.3:a:openmicroscopy:omero.web:*:*:*:*:*:*:*:* versions up to (excluding) 5.9.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-21377 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-2021-21377
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.08 }} 0.00%
score
0.31375
percentile