CVSS 3.1 Score 7.5 of 10 (high)


Published Sep 25, 2023
Updated: Sep 26, 2023
CWE ID 770


CVE-2023-43642 is a vulnerability affecting snappy-java, a Java port of the snappy compresser/decompresser developed by Google. The SnappyInputStream in snappy-java is vulnerable to Denial of Service (DoS) attacks when decompressing data with a chunk size that is too large. This can lead to an unrecoverable fatal error. All versions of snappy-java, including the latest release, are affected by this issue. A fix has been introduced in commit 9f8c3cf74 and will be included in the upcoming release To remediate this vulnerability, users are advised to upgrade to the patched version. If upgrading is not possible, it is recommended to only accept compressed data from trusted sources. This vulnerability has a high severity level and poses a potential danger to organizations as it can be exploited remotely over a network, leading to service disruption or denial of service attacks on affected systems.

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