70728 : Opera Large Form Input Handling Crafted HTML Document Memory Corruption
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
5	1369	over 2 years ago	over 2 years ago	6 times	100%

Timeline

Disclosure Date
2011-01-27

Description

A memory corruption flaw exists in Opera. The program fails to sanitize user-supplied input when handling large form inputs, resulting in memory corruption. With a specially crafted HTML document, a context-dependent attacker can execute arbitrary code.

Classification

Location: Local / Remote, Context Dependent
Attack Type: Denial of Service, Input Manipulation
Impact: Loss of Integrity, Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade to version 11.01 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Opera Software ASA

Opera

11.00

References

CVE ID: 2011-0682 (see also: NVD)
Secunia Advisory ID: 43023 43236
Vendor Specific News/Changelog Entry: http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00001.html
http://www.opera.com/docs/changelogs/mac/1101/
http://www.opera.com/docs/changelogs/unix/1101/
http://www.opera.com/docs/changelogs/windows/1101/
http://www.opera.com/support/kb/view/982/
Other Advisory URL: https://www.alternativ-testing.fr/blog/index.php?post/2011/[CVE-XXXX-XXXX]-Opera-11-Integer-Truncation-Vulnerability

Tools & Filters

	51774

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2011-02-01 | Disagree?

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