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CVE-2011-2383

27
FAUCET Score

CVE-2011-2383 describes a "cookiejacking" vulnerability in Microsoft Internet Explorer 9 and earlier versions. This flaw allows user-assisted remote attackers to read cookie files through improper restrictions on cross-zone drag-and-drop actions, specifically involving an IFRAME redirecting from an http: to a file: URL. The vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack with medium complexity, requiring user interaction, and resulting in partial confidentiality impact. While the EPSS score suggests a higher than average likelihood of exploitation, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion beyond a single mention and media article from 2011.

Impacted Technologies

VendorProductVersion(s)CPE
9CPE matchmatch criteria
cpe:2.3:a:microsoft:ie:9:beta:*:*:*:*:*:*
<= 9CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:3.0:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:4.0:*:*:*:*:*:*:*
5CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
20.85%
Probability of exploitation in next 30 days
EPSS Percentile
97.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.2085 is in the 98th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

conference.hackinthebox.org / hitbsecconf2011ams
ju12.tistory.com / attachment/cfile4.uf%40151FAB4C4DDC9E0002A6FE.ppt
news.cnet.com / 8301-1009_3-20066419-83.html
docs.microsoft.com / en-us/security-updates/securitybulletins/2011/ms11-057
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12820
sites.google.com / site/tentacoloviola/cookiejacking/Cookiejacking2011_final.ppt
eweek.com / c/a/Security/IE-Flaw-Lets-Attackers-Steal-Cookies-Access-User-Accounts-402503
informationweek.com / news/security/vulnerabilities/229700031
networkworld.com / community/node/74259
theregister.co.uk / 2011/05/25/microsoft_internet_explorer_cookiejacking
youtube.com / watch
youtube.com / watch