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githubGitHub Advisory DatabaseGHSA-V4XV-795H-RV4H
HistoryJan 23, 2024 - 2:44 p.m.

XSS potential in rendered Markdown fields (comments, description, notes, etc.)

2024-01-2314:44:22
CWE-79
GitHub Advisory Database
github.com
4
xss
markdown rendering
input sanitization
nautobot
version vulnerability
patch
github
pr.

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

LOW

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

6.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.4%

Impact

All users of Nautobot versions earlier than 1.6.10 or 2.1.2 are potentially impacted.

Due to inadequate input sanitization, any user-editable fields that support Markdown rendering, including:

  • Circuit.comments
  • Cluster.comments
  • CustomField.description
  • Device.comments
  • DeviceRedundancyGroup.comments
  • DeviceType.comments
  • Job.description
  • JobLogEntry.message
  • Location.comments
  • Note.note
  • PowerFeed.comments
  • Provider.noc_contact
  • Provider.admin_contact
  • Provider.comments
  • ProviderNetwork.comments
  • Rack.comments
  • Tenant.comments
  • VirtualMachine.comments
  • Contents of any custom fields of type markdown
  • Job class description attributes
  • The SUPPORT_MESSAGE system configuration setting

are potentially susceptible to cross-site scripting (XSS) attacks via maliciously crafted data.

Patches

Fixed in Nautobot versions 1.6.10 and 2.1.2.

References

https://github.com/nautobot/nautobot/pull/5133
https://github.com/nautobot/nautobot/pull/5134

Affected configurations

Vulners
Node
nautobotnautobot-plugin-device-onboardingRange<1.6.10
OR
nautobotnautobot-plugin-device-onboardingRange<2.1.2
CPENameOperatorVersion
nautobotlt1.6.10
nautobotlt2.1.2

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

LOW

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

6.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.4%

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