76918 : Mahara Overly Large Image Handling Remote DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
7	562	over 1 year ago	12 months ago	4 times	65%

Timeline

Disclosure Date
2011-11-03

Time to Patch
168 days

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-2772" target="_blank">CVE</a>)</em> : The get_dataroot_image_path function in lib/file.php in Mahara before 1.4.1 does not properly validate uploaded image files, which allows remote attackers to cause a denial of service (memory consumption) via a (1) large or (2) invalid image.

Classification

Location: Remote / Network Access, Context Dependent
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade to version 1.4.1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Mahara

1.4.0

References

CVE ID: 2011-2772 (see also: NVD)
Secunia Advisory ID: 46719 46729
Related OSVDB ID: 76917 76919 76920
Vendor Specific News/Changelog Entry: http://security.debian.org/debian-security/pool/updates/main/m/mahara/mahara_1.2.6-2+squeeze3.debian.tar.gz
http://www.debian.org/security/2011/dsa-2334
https://bugs.launchpad.net/mahara/+bug/784978
https://launchpad.net/mahara/+milestone/1.4.1

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2011-11-15 | Disagree?

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