Home/CVE/In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.
CVE

CVE-2018-20677

In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.

In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.

MEDIUM · CVSS 6.1 EPSS 0.09805
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
getbootstrap bootstrap< 3.4.0
▤

Affected Packages

7
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.webjars:bootstrap MODERATE fixed in 3.4.0
NuGet bootstrap MODERATE fixed in 3.4.0
Packagist twbs/bootstrap MODERATE fixed in 3.4.0
RubyGems bootstrap MODERATE fixed in 3.4.0
RubyGems bootstrap-sass MODERATE fixed in 3.4.0
npm bootstrap MODERATE fixed in 3.4.0
npm bootstrap-sass MODERATE fixed in 3.4.0
⚠

Public Exploits & PoCs

1
pocgithub.com · 27045github.com
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Jan 2019 · 05:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
⚑

Vendor Advisories

10
rhsaRHSA-2023:5693Low
rhsaRHSA-2020:3936Moderate
rhsaRHSA-2020:4670Moderate
rhsaRHSA-2020:0133Moderate
rhsaRHSA-2020:0132Moderate
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://blog.getbootstrap.com/2018/12/13/bootstrap-3-4-0/Release NotesVendor Advisory
https://github.com/twbs/bootstrap/issues/27915#issuecomment-452140906Issue TrackingThird Party Advisory
https://github.com/twbs/bootstrap/issues/27915#issuecomment-452196628Issue TrackingThird Party Advisory
https://github.com/twbs/bootstrap/pull/27047PatchThird Party Advisory
https://lists.apache.org/thread.html/52e0e6b5df827ee7f1e68f7cc3babe61af3b2160f5d74a85469b7b0e%40%3Cdev.superset.apache.org%3E
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
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