CVE-2026-35559: CWE-787 Out-of-bounds write in Amazon Amazon Athena ODBC driver
CVE-2026-35559 is an out-of-bounds write vulnerability in the query processing components of the Amazon Athena ODBC driver versions before 2. 1. 0. 0. This flaw can be triggered by specially crafted data during query operations, potentially causing the driver to crash. The vulnerability has a CVSS score of 6. 5, indicating a medium severity level. There are no known exploits in the wild at this time. Users are advised to upgrade to version 2. 1.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-35559) involves an out-of-bounds write (CWE-787) in the Amazon Athena ODBC driver prior to version 2.1.0.0. The issue occurs in the query processing components and can be triggered by processing specially crafted data, leading to a denial of service via driver crash. The CVSS 3.1 base score is 6.5, with network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, no confidentiality or integrity impact, and high availability impact. The vendor advisory from AWS recommends upgrading to version 2.1.0.0 to fix the vulnerability.
Potential Impact
Successful exploitation results in a denial of service condition by crashing the Amazon Athena ODBC driver during query operations. There is no impact on confidentiality or integrity. The vulnerability does not require privileges but does require user interaction. No known exploits are reported in the wild.
Mitigation Recommendations
Users should upgrade the Amazon Athena ODBC driver to version 2.1.0.0 as recommended by the AWS security advisory (https://aws.amazon.com/security/security-bulletins/2026-013-aws/). This official fix addresses the out-of-bounds write vulnerability. No other mitigation actions are indicated by the vendor.
CVE-2026-35559: CWE-787 Out-of-bounds write in Amazon Amazon Athena ODBC driver
Description
CVE-2026-35559 is an out-of-bounds write vulnerability in the query processing components of the Amazon Athena ODBC driver versions before 2. 1. 0. 0. This flaw can be triggered by specially crafted data during query operations, potentially causing the driver to crash. The vulnerability has a CVSS score of 6. 5, indicating a medium severity level. There are no known exploits in the wild at this time. Users are advised to upgrade to version 2. 1.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-35559) involves an out-of-bounds write (CWE-787) in the Amazon Athena ODBC driver prior to version 2.1.0.0. The issue occurs in the query processing components and can be triggered by processing specially crafted data, leading to a denial of service via driver crash. The CVSS 3.1 base score is 6.5, with network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, no confidentiality or integrity impact, and high availability impact. The vendor advisory from AWS recommends upgrading to version 2.1.0.0 to fix the vulnerability.
Potential Impact
Successful exploitation results in a denial of service condition by crashing the Amazon Athena ODBC driver during query operations. There is no impact on confidentiality or integrity. The vulnerability does not require privileges but does require user interaction. No known exploits are reported in the wild.
Mitigation Recommendations
Users should upgrade the Amazon Athena ODBC driver to version 2.1.0.0 as recommended by the AWS security advisory (https://aws.amazon.com/security/security-bulletins/2026-013-aws/). This official fix addresses the out-of-bounds write vulnerability. No other mitigation actions are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- AMZN
- Date Reserved
- 2026-04-03T13:43:36.914Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://aws.amazon.com/security/security-bulletins/2026-013-aws/","vendor":"AWS"}]
Threat ID: 69d023670a160ebd92577b1e
Added to database: 4/3/2026, 8:30:31 PM
Last enriched: 4/3/2026, 8:45:59 PM
Last updated: 4/4/2026, 1:10:03 AM
Views: 5
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