Vulnerability Report

CVE-2011-4684

Title: Opera Opera Browser Cryptographic Failures

Other

Proof Of Concept

PoC Available for CVE-2011-4684

CWE Category CWE-310

Published Date Dec 07, 2011

Modified Date Apr 29, 2026

Exploit Status Available

Score 10.0 CVSS v2.0

Exploit Probability (EPSS)

1.49%

Vulnerability Summary

CVE-2011-4684: Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."

Impacted Vendors

opera 1

Reference Links

http://www.opera.com/docs/changelogs/mac/1160/ http://www.opera.com/docs/changelogs/unix/1160/ http://www.opera.com/docs/changelogs/windows/1160/ http://www.opera.com/docs/changelogs/mac/1160/ http://www.opera.com/docs/changelogs/unix/1160/ http://www.opera.com/docs/changelogs/windows/1160/

CVSS v2.0

Source Entity [email protected]

Severity HIGH

10.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-4684 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/36443

View Code

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

December 07, 2011 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.