CVE-2017-7551 Information disclosure in 389-ds-base
Attackers can bypass account lockout mechanisms by distinguishing valid and invalid users via distinct error codes, facilitating password brute-force attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-7551?
CVE-2017-7551 is a critical vulnerability in 389-ds-base, published on 16 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
389-ds-base version before 1.3.5.19 and 1.3.6.7 are vulnerable to password brute-force attacks during account lockout due to different return codes returned on password attempts.
Which versions are affected by CVE-2017-7551?
It affects 1 product.
Linux distribution packages (20)
389-ds-base Red Hat:enterprise_linux:7::client | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-debuginfo Red Hat:enterprise_linux:7::client | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-devel Red Hat:enterprise_linux:7::client | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-libs Red Hat:enterprise_linux:7::client | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-snmp Red Hat:enterprise_linux:7::client | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base Red Hat:enterprise_linux:7::computenode | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-debuginfo Red Hat:enterprise_linux:7::computenode | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-devel Red Hat:enterprise_linux:7::computenode | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-libs Red Hat:enterprise_linux:7::computenode | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-snmp Red Hat:enterprise_linux:7::computenode | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base Red Hat:enterprise_linux:7::server | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-debuginfo Red Hat:enterprise_linux:7::server | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-devel Red Hat:enterprise_linux:7::server | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-libs Red Hat:enterprise_linux:7::server | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-snmp Red Hat:enterprise_linux:7::server | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base Red Hat:enterprise_linux:7::workstation | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-debuginfo Red Hat:enterprise_linux:7::workstation | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-devel Red Hat:enterprise_linux:7::workstation | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-libs Red Hat:enterprise_linux:7::workstation | All versions | 0:1.3.6.1-19.el7_4 |
389-ds-base-snmp Red Hat:enterprise_linux:7::workstation | All versions | 0:1.3.6.1-19.el7_4 |
Products include Fedoraproject 389 Directory Server.
How do I fix CVE-2017-7551?
Upgrade to a fixed version.
Is CVE-2017-7551 being exploited?
There is no known exploitation of CVE-2017-7551 in the wild and no public exploit code.
Other vulnerabilities in 389-ds-base
Sources
Also known as DEBIAN-CVE-2017-7551, GHSA-rr4q-qmwm-h86v, MGASA-2017-0340, RHSA-2017:2569, UBUNTU-CVE-2017-7551.