CVE-2016-8652

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.

Metrics

CVSS 3.0 5.9/10CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Feb 17, 2017
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2016

CVE-2016-86535.3It was found that the JMX endpoint of Red Hat JBoss Fuse 6, and Red Hat A-MQ 6 deserializes the credentials passed to it. An attacker could CVE-2016-86547.8A heap-buffer overflow vulnerability was found in QMFB code in JPC codec caused by buffer being allocated with too small size. jasper versioCVE-2016-86557.8Race condition in net/packet/af_packet.c in the Linux kernel through 4.8.12 allows local users to gain privileges or cause a denial of serviCVE-2016-86567.8Jboss jbossas before versions 5.2.0-23, 6.4.13, 7.0.5 is vulnerable to an unsafe file handling in the jboss init script which could result iCVE-2016-86577.8It was discovered that EAP packages in certain versions of Red Hat Enterprise Linux use incorrect permissions for /etc/sysconfig/jbossas conCVE-2016-86586.1Stack-based buffer overflow in the brcmf_cfg80211_start_ap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the LiCVE-2016-86597.0Bubblewrap before 0.1.3 sets the PR_SET_DUMPABLE flag, which might allow local users to gain privileges by attaching to the process, as demoCVE-2016-86605.5The XFS subsystem in the Linux kernel through 4.8.2 allows local users to cause a denial of service (fdatasync failure and system hang) by uCVE-2016-86618.4Little Snitch version 3.0 through 3.6.1 suffer from a buffer overflow vulnerability that could be locally exploited which could lead to an eCVE-2016-86667.5The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of service (stack consumption and panic) or possibly hCVE-2016-86676.0The rc4030_write function in hw/dma/rc4030.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service CVE-2016-86686.0The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial