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cveGitHub_MCVE-2024-21658
HistoryAug 30, 2024 - 6:15 p.m.

CVE-2024-21658

2024-08-3018:15:06
CWE-770
CWE-400
GitHub_M
web.nvd.nist.gov
30
discourse-calendar
dynamic calendar
region value
bandwidth
disk space
vulnerability
upgrade

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

16.5%

discourse-calendar is a discourse plugin which adds the ability to create a dynamic calendar in the first post of a topic. The limit on region value length is too generous. This allows a malicious actor to cause a Discourse instance to use excessive bandwidth and disk space. This issue has been patched in main the main branch. There are no workarounds for this vulnerability. Please upgrade as soon as possible.

Affected configurations

Nvd
Vulners
Node
discoursediscourse_calendarRange<2024-08-28discourse
VendorProductVersionCPE
discoursediscourse_calendar*cpe:2.3:a:discourse:discourse_calendar:*:*:*:*:*:discourse:*:*

CNA Affected

[
  {
    "vendor": "discourse",
    "product": "discourse-calendar",
    "versions": [
      {
        "version": "< 66259cd21dc6a1b2139d9833f3f847d8013e6759",
        "status": "affected"
      }
    ]
  }
]

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

16.5%

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