CVE-2025-0755: MongoDB C Driver bson library may be susceptible to buffer overflow
First published: Tue Mar 18 2025(Updated: )
The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which exceeds the maximum allowable size (INT32_MAX), resulting in a segmentation fault and possible application crash. This issue affected libbson versions prior to 1.27.5, MongoDB Server v8.0 versions prior to 8.0.1 and MongoDB Server v7.0 versions prior to 7.0.16
Credit: cna@mongodb.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MongoDB BSON | <1.27.5 | |
| MongoDB | <8.0.1<7.0.16 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-0755?
CVE-2025-0755 is classified as a high severity vulnerability due to its potential to cause buffer overflow and segmentation faults.
How do I fix CVE-2025-0755?
To fix CVE-2025-0755, upgrade to versions of MongoDB Server and libbson that are later than 8.0.1 and 1.27.5 respectively.
What are the consequences of exploiting CVE-2025-0755?
Exploiting CVE-2025-0755 may lead to application crashes or unintended behavior due to the segmentation fault caused by buffer overflow.
Which versions of MongoDB are affected by CVE-2025-0755?
MongoDB Server versions prior to 8.0.1 and 7.0.16, as well as libbson versions before 1.27.5, are affected by CVE-2025-0755.
Are there any known exploits for CVE-2025-0755?
As of now, there are no known public exploits for CVE-2025-0755, but the vulnerability poses a significant risk if not addressed.
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