MEDIUM
common/extensions/sync_helper.cc in Google Chrome before 28.0.1500.71 proceeds with sync operations for NPAPI extensions without checking for a certain plugin permission setting, which might allow remote attackers to trigger unwanted extension changes via unspecified vectors.
http://googlechromereleases.blogspot.com/2013/07/stable-channel-update.html
http://www.debian.org/security/2013/dsa-2724
https://code.google.com/p/chromium/issues/detail?id=252034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17347
Source: MITRE
Published: 2013-07-10
Updated: 2017-09-19
Type: NVD-CWE-noinfo
Base Score: 5
Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM