HAproxy 1.6.x before 1.6.6, when a deny comes from a reqdeny rule, allows remote attackers to cause a denial of service (uninitialized memory access and crash) or possibly have unspecified other impact via unknown vectors.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - HAproxy 1.6.x before 1.6.6, when a deny comes from a reqdeny rule, allows remote attackers to cause a
    denial of service (uninitialized memory access and crash) or possibly have unspecified other impact via
    unknown vectors. (CVE-2016-5360)

An update of the haproxy package has been released.

Security fix for CVE-2016-5360

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

HAproxy reports :

HAproxy 1.6.x before 1.6.6, when a deny comes from a reqdeny rule, allows remote attackers to cause a denial of service (uninitialized memory access and crash) or possibly have unspecified other impact via unknown vectors.

The remote Ubuntu 16.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-3011-1 advisory.

    Falco Schmutz discovered that HAProxy incorrectly handled the reqdeny filter. A remote attacker could use     this issue to cause HAProxy to crash, resulting in a denial of service.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Type	Severity
400975	Alpine: multiple haproxy packages: security update to 1.6.5-r0 (deprecated)	Tenable Cloud Security	Alpine Linux Local Security Checks	Local	high
400975	Alpine: multiple haproxy packages: security update to 1.6.5-r0 (deprecated)	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	Local	high
121649	Photon OS 1.0: Haproxy PHSA-2016-0012	Nessus	PhotonOS Local Security Checks	Local	high
92284	Fedora 24 : haproxy (2016-b38938aa8e)	Nessus	Fedora Local Security Checks	Local	high
91912	FreeBSD : haproxy -- denial of service (f1c219ba-3f14-11e6-b3c8-14dae9d210b8)	Nessus	FreeBSD Local Security Checks	Local	high
91727	Ubuntu 16.04 LTS : HAProxy vulnerability (USN-3011-1)	Nessus	Ubuntu Local Security Checks	Local	high

Detections

Analytics

CVE-2016-5360

high

Tenable Plugins

high

high

high

high

high

high