CVE-2017-20199
LOWButtercup buttercup-browser-extension <1.0.1 - Info Disclosure
Title source: llmDescription
A vulnerability was found in Buttercup buttercup-browser-extension up to 0.14.2. Affected by this vulnerability is an unknown functionality of the component Vault Handler. The manipulation results in improper access controls. The attack may be performed from a remote location. A high complexity level is associated with this attack. The exploitation appears to be difficult. The exploit has been made public and could be used. Upgrading to version 1.0.1 addresses this issue. The patch is identified as 89. Upgrading the affected component is recommended. This vulnerability only affects products that are no longer supported by the maintainer.
References (8)
Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.319969
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.319969
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.628170
Issue Tracking issue-tracking
https://github.com/buttercup/buttercup-browser-extension/issues/92
Issue Tracking issue-tracking
https://github.com/buttercup/buttercup-browser-extension/issues/92#issuecomment-358449755
Issue Tracking exploit
issue-tracking
https://github.com/buttercup/buttercup-browser-extension/issues/92#issuecomment-372991430
Patch issue-tracking
patch
https://github.com/buttercup/buttercup-browser-extension/pull/89
Release Notes patch
https://github.com/buttercup/buttercup-browser-extension/releases/tag/v1.0.1
Scores
CVSS v3
3.1
EPSS
0.0043
EPSS Percentile
33.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-266
CWE-284
Status
published
Products (1)
buttercup/buttercup
< 1.0.1
Published
Aug 16, 2025
Tracked Since
Feb 18, 2026