84449 : Opera HTML Character Handling XSS Protection Bypass
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
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Timeline

Disclosure Date
2012-08-02

Description

Opera contains a flaw that is triggered when an error occurs during the handling of certain HTML characters. This may allow a context-dependent attacker to bypass cross-site scripting (XSS) protection and more easily conduct XSS attacks.

Classification

Location: Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified, Coordinated Disclosure
OSVDB: Web Related

Solution

Upgrade to version 11.66 for Mac or version 12.01 for all platforms or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Opera Software ASA
Opera
12.00
11.65

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 4.3
Source: nvd.nist.gov | Generated: 2012-08-07 | Disagree?

Access_vector_2 Access_complexity_1 Authentication_2 Confidentiality_impact_0 Integrity_impact_1 Availability_impact_0

Comments

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