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5.4
CVSSv3

CVE-2021-21377

Published: 23/03/2021 Updated: 27/03/2021
CVSS v2 Base Score: 4.9 | Impact Score: 4.9 | Exploitability Score: 6.8
CVSS v3 Base Score: 5.4 | Impact Score: 2.7 | Exploitability Score: 2.3
VMScore: 436
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:N

Vulnerability Summary

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.

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openmicroscopy omero.web

References

CWE-601https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908chttps://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmrhttps://pypi.org/project/omero-web/https://www.openmicroscopy.org/security/advisories/2021-SV2/https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
bypassopen redirectCVE-2024-4358CVE-2024-24199CVE-2024-5550CVE-2024-5305CVE-2024-30373CVE-2024-1800deserialization
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