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CVE-2019-10691

Published: Apr 24, 2019Updated: Nov 21, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
7.5CVSSHIGH
EPSS Score
2.8%
Top 15.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

dovecotdovecot
On-premWeb App
Communications / email-server-client
leapopensuse
On-premOS
Operating Systems / linux-distro
DovecotTimo Sirainen
On-prem
Communications / email-server-client
ОСОН ОСнова ОnyxАО «НППКТ»
On-premOS
Operating Systems / linux-distro
n/an/a
dovecotoss-projectCommunicationsaka dovecot, pigeonhole
opensuseoss-projectDEOperating Systemsaka opensuse
timo sirainenindividual-devCommunications
ао «нппкт»commercialRUOperating Systems

Exploitability

Official Patch Available

References

http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html
lists.opensuse.org
http://www.openwall.com/lists/oss-security/2019/04/18/3
openwall.com
https://dovecot.org/list/dovecot-news/2019-April/000406.html
dovecot.org
and 6 more references View all →

Timeline

Published
Apr 24, 2019
Last Updated
Nov 21, 2024

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