Opera Browser vulnerabilities

CVE-2012-3566 [MEDIUM] CVE-2012-3566: Opera before 12.00 Beta allows user-assisted remote attackers to cause a denial of service (applicat Opera before 12.00 Beta allows user-assisted remote attackers to cause a denial of service (application hang) via JavaScript code that changes a form before submission.

CVE-2012-3567 [MEDIUM] CVE-2012-3567: Opera before 12.00 Beta allows remote attackers to cause a denial of service (memory consumption or Opera before 12.00 Beta allows remote attackers to cause a denial of service (memory consumption or application hang) via an IFRAME element that uses the src="#" syntax to embed a parent document.

CVE-2012-3565 [MEDIUM] CVE-2012-3565: Opera before 12.00 Beta allows remote attackers to cause a denial of service (application crash) via Opera before 12.00 Beta allows remote attackers to cause a denial of service (application crash) via crafted characters in domain names, as demonstrated by "IDNA2008 tests."

CVE-2012-3557 [MEDIUM] CWE-264 CVE-2012-3557: Opera before 11.65 does not properly restrict the reading of JSON strings, which allows remote attac Opera before 11.65 does not properly restrict the reading of JSON strings, which allows remote attackers to perform cross-domain loading of JSON resources and consequently obtain sensitive information via a crafted web site.

CVE-2012-3564 [MEDIUM] CVE-2012-3564: Opera before 12.00 Beta allows remote attackers to cause a denial of service (application hang) via Opera before 12.00 Beta allows remote attackers to cause a denial of service (application hang) via an absolutely positioned wrap=off TEXTAREA element located next to an "overflow: auto" block element.

CVE-2012-3558 [LOW] CWE-264 CVE-2012-3558: Opera before 11.65 does not ensure that the address field corresponds to the displayed web page duri Opera before 11.65 does not ensure that the address field corresponds to the displayed web page during unusually timed changes to this field, which makes it easier for user-assisted remote attackers to conduct spoofing attacks via vectors involving navigation, reloads, and redirects.

CVE-2012-1251 [MEDIUM] CWE-310 CVE-2012-1251: Opera before 9.63 does not properly verify X.509 certificates from SSL servers, which allows man-in- Opera before 9.63 does not properly verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

CVE-2012-1930 [MEDIUM] CWE-264 CVE-2012-1930: Opera before 11.62 on UNIX uses world-readable permissions for temporary files during printing, whic Opera before 11.62 on UNIX uses world-readable permissions for temporary files during printing, which allows local users to obtain sensitive information by reading these files.

CVE-2012-1928 [MEDIUM] CWE-20 CVE-2012-1928: Opera before 11.62 allows remote attackers to spoof the address field by triggering a page reload fo Opera before 11.62 allows remote attackers to spoof the address field by triggering a page reload followed by a redirect to a different domain.

CVE-2012-1925 [MEDIUM] CVE-2012-1925: Opera before 11.62 does not ensure that a dialog window is placed on top of content windows, which m Opera before 11.62 does not ensure that a dialog window is placed on top of content windows, which makes it easier for user-assisted remote attackers to trick users into downloading and executing arbitrary files via a download dialog located under other windows.

CVE-2012-1926 [MEDIUM] CWE-200 CVE-2012-1926: Opera before 11.62 allows remote attackers to bypass the Same Origin Policy via the (1) history.push Opera before 11.62 allows remote attackers to bypass the Same Origin Policy via the (1) history.pushState and (2) history.replaceState functions in conjunction with cross-domain frames, leading to unintended read access to history.state information.

CVE-2012-1927 [MEDIUM] CWE-20 CVE-2012-1927: Opera before 11.62 allows remote attackers to spoof the address field by triggering the launch of a Opera before 11.62 allows remote attackers to spoof the address field by triggering the launch of a dialog window associated with a different domain.

CVE-2012-1924 [MEDIUM] CWE-94 CVE-2012-1924: Opera before 11.62 allows user-assisted remote attackers to trick users into downloading and executi Opera before 11.62 allows user-assisted remote attackers to trick users into downloading and executing arbitrary files via a small window for the download dialog.

CVE-2012-1931 [MEDIUM] CWE-264 CVE-2012-1931: Opera before 11.62 on UNIX, when used in conjunction with an unspecified printing application, allow Opera before 11.62 on UNIX, when used in conjunction with an unspecified printing application, allows local users to overwrite arbitrary files via a symlink attack on a temporary file during printing.

CVE-2012-1929 [MEDIUM] CWE-20 CVE-2012-1929: Opera before 11.62 on Mac OS X allows remote attackers to spoof the address field and security dialo Opera before 11.62 on Mac OS X allows remote attackers to spoof the address field and security dialogs via crafted styling that causes page content to be displayed outside of the intended content area.

CVE-2012-1003 [MEDIUM] CWE-189 CVE-2012-1003: Multiple integer overflows in Opera 11.60 and earlier allow remote attackers to cause a denial of se Multiple integer overflows in Opera 11.60 and earlier allow remote attackers to cause a denial of service (application crash) via a large integer argument to the (1) Int32Array, (2) Float32Array, (3) Float64Array, (4) Uint32Array, (5) Int16Array, or (6) ArrayBuffer function. NOTE: the vendor reportedly characterizes this as "a stability issue, not a s

CVE-2011-4683 [CRITICAL] CVE-2011-4683: Unspecified vulnerability in Opera before 11.60 has unknown impact and attack vectors, related to a Unspecified vulnerability in Opera before 11.60 has unknown impact and attack vectors, related to a "moderately severe issue."

CVE-2011-4684 [CRITICAL] CWE-310 CVE-2011-4684: Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."

CVE-2011-4682 [MEDIUM] CWE-264 CVE-2011-4682: The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allow The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different web sites.

CVE-2011-4690 [MEDIUM] CWE-264 CVE-2011-4690: Opera 11.60 and earlier does not prevent capture of data about the times of Same Origin Policy viola Opera 11.60 and earlier does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attackers to determine whether a document exists in the browser cache via crafted JavaScript code.