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cve[email protected]CVE-2021-43792
HistoryDec 01, 2021 - 8:15 p.m.

CVE-2021-43792

2021-12-0120:15:08
CWE-200
web.nvd.nist.gov
16
discourse
open source
discussion platform
vulnerability
cve-2021-43792
tag groups
tag visibility
notifications
upgrade

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:N/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.8%

Discourse is an open source discussion platform. In affected versions a vulnerability affects users of tag groups who use the “Tags are visible only to the following groups” feature. A tag group may only allow a certain group (e.g. staff) to view certain tags. Users who were tracking or watching the tags via /preferences/tags, then have their staff status revoked will still see notifications related to the tag, but will not see the tag on each topic. This issue has been patched in stable version 2.7.11. Users are advised to upgrade as soon as possible.

Affected configurations

Vulners
NVD
Node
discoursediscourseRange<2.7.11
OR
discoursediscourseRange<2.8.0.beta9
OR
discoursediscourseRange<2.8.0.beta9
VendorProductVersionCPE
discoursediscourse*cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*
discoursediscourse*cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*
discoursediscourse*cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "discourse",
    "vendor": "discourse",
    "versions": [
      {
        "status": "affected",
        "version": "stable < 2.7.11"
      },
      {
        "status": "affected",
        "version": "beta < 2.8.0.beta9"
      },
      {
        "status": "affected",
        "version": "tests-passed < 2.8.0.beta9"
      }
    ]
  }
]

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:N/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.8%

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