Amazon Linux 1 Security Advisory: ALAS-2019-1261
Advisory Release Date: 2019-08-07 23:13 Pacific
Advisory Updated Date: 2019-08-12 18:23 Pacific
1693612:
389-ds-base: DoS via hanging secured connections
It was found that encrypted connections did not honor the 'ioblocktimeout' parameter to end blocking requests. As a result, an unauthenticated attacker could repeatedly start a sufficient number of encrypted connections to block all workers, resulting in a denial of service.(CVE-2019-3883)
Affected Packages:
389-ds-base
Issue Correction:
Run yum update 389-ds-base to update your system.
i686:
389-ds-base-devel-1.3.8.4-25.1.62.amzn1.i686
389-ds-base-libs-1.3.8.4-25.1.62.amzn1.i686
389-ds-base-debuginfo-1.3.8.4-25.1.62.amzn1.i686
389-ds-base-1.3.8.4-25.1.62.amzn1.i686
389-ds-base-snmp-1.3.8.4-25.1.62.amzn1.i686
src:
389-ds-base-1.3.8.4-25.1.62.amzn1.src
x86_64:
389-ds-base-snmp-1.3.8.4-25.1.62.amzn1.x86_64
389-ds-base-devel-1.3.8.4-25.1.62.amzn1.x86_64
389-ds-base-1.3.8.4-25.1.62.amzn1.x86_64
389-ds-base-libs-1.3.8.4-25.1.62.amzn1.x86_64
389-ds-base-debuginfo-1.3.8.4-25.1.62.amzn1.x86_64