An authenticated remote attacker can execute arbitrary code in Firebird SQL Server versions 2.5.7 and 3.0.2 by executing a malformed SQL statement. The only known solution is to disable external UDF libraries from being loaded. In order to achieve this, the default configuration has changed to UdfAccess=None. . Package : firebird2.5 Version : 2.5.2.26540.ds4-1~deb7u4 CVE ID : CVE-2017-11509 An authenticated remote attacker can execute arbitrary code in Firebird SQL Server versions 2.5.7 and 3.0.2 by executing a malformed SQL statement. The only known solution is to disable external UDF libraries from being loaded. In order to achieve this, the default configuration has changed to UdfAccess=None. This will prevent the fbudf module from being loaded, but may also break other functionality relying on modules. For Debian 7 "Wheezy", these problems have been fixed in version 2.5.2.26540.ds4-1~deb7u4. We recommend that you upgrade your firebird2.5 packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Firebird 2.5: DLA-1374-1 mitigates the risk of code execution vulnerabilities linked to corrupted SQL by deactivating UDF libraries.. Firebird, Remote Code, Debian LTS, Security Update, SQL Server. . LinuxSecurity.com Team
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