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CVE-2021-21273

🗓️ 26 Feb 2021 17:25:29Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 4 Media mentions👁 215 Views

Synapse Matrix reference homeserver before 1.25.0 allows unrestricted requests to user domains, leading to potential access of internal infrastructure. Admins should update settings post upgrade for improved IP address restrictions

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
Circl
CVE-2021-21273
26 Feb 202120:39
circl
CNNVD
Matrix Synapse Input Validation Error Vulnerability
26 Feb 202100:00
cnnvd
Cvelist
CVE-2021-21273 Open redirects on some federation and push requests
26 Feb 202117:25
cvelist
Debian CVE
CVE-2021-21273
26 Feb 202117:25
debiancve
EUVD
EUVD-2021-0123
7 Oct 202500:30
euvd
Fedora
[SECURITY] Fedora 34 Update: matrix-synapse-1.38.1-1.fc34
2 Aug 202101:05
fedora
Github Security Blog
Open redirects on some federation and push requests
26 Feb 202117:28
github
NVD
CVE-2021-21273
26 Feb 202118:15
nvd
OpenVAS
Fedora: Security Advisory for matrix-synapse (FEDORA-2021-a627cfd31e)
2 Aug 202100:00
openvas
OSV
DEBIAN-CVE-2021-21273
26 Feb 202118:15
osv
Rows per page
NVD
Vulners
Node
matrixsynapseRange<1.25.0
[
  {
    "product": "synapse",
    "vendor": "matrix-org",
    "versions": [
      {
        "status": "affected",
        "version": "< 1.25.0"
      }
    ]
  }
]

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21 Nov 2024 05:47Current
5.2Medium risk
Vulners AI Score5.2
CVSS 25.8
CVSS 3.13.1 - 6.1
EPSS0.00322
215