84441 : LibreOffice Base64 Decoder XML Export ODF File Handling Overflow
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Timeline

Disclosure Date
2012-08-01

Description

LibreOffice is prone to an overflow condition. This issue is triggered when an error occurs in the Base64 decoder when exporting an XML manifest file, which will result in a heap-based buffer overflow. With a specially crafted ODF file, a context-dependent attacker can potentially execute arbitrary code.

Classification

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

Solution

Upgrade to version 3.5.5 or 3.6.0 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

The Document Foundation
LibreOffice
3.5.4

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2012-08-07 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

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