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ubuntucveUbuntu.comUB:CVE-2019-10691
HistoryApr 18, 2019 - 12:00 a.m.

CVE-2019-10691

2019-04-1800:00:00
ubuntu.com
ubuntu.com
6

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

74.8%

JSON

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.

Notes

Author Note
mdeslaur 2.3 only
OSVersionArchitecturePackageVersionFilename
ubuntu18.10noarchdovecot< 1:2.3.2.1-1ubuntu3.3UNKNOWN
ubuntu19.04noarchdovecot< 1:2.3.4.1-1ubuntu2.1UNKNOWN

Related

cvelist 1
nessus 6
cve 1
openvas 11
alpinelinux 1
prion 1
osv 1
suse 1
debiancve 1
freebsd 1
redhatcve 1
ubuntu 1
archlinux 1
gentoo 1
fedora 6
rosalinux 1
cvelist
cvelist
CVE-2019-10691
2019-04-24 16:49:37
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openSUSE Security Update : dovecot23 (openSUSE-2019-1312)
2019-05-03 00:00:00
FreeBSD : dovecot -- json encoder crash (a64aa22f-61ec-11e9-85b9-a4badb296695)
2019-04-19 00:00:00
Ubuntu 18.10 / 19.04 : Dovecot vulnerability (USN-3951-1)
2019-04-24 00:00:00
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2019-04-24 17:29:00
openvas
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SUSE: Security Advisory (SUSE-SU-2019:0997-1)
2021-06-09 00:00:00
Ubuntu: Security Advisory (USN-3951-1)
2019-04-24 00:00:00
openSUSE: Security Advisory for dovecot23 (openSUSE-SU-2019:1312-1)
2019-05-03 00:00:00
alpinelinux
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CVE-2019-10691
2019-04-24 17:29:00
prion
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Design/Logic Flaw
2019-04-24 17:29:00
osv
osv
CVE-2019-10691
2019-04-24 17:29:00
suse
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Security update for dovecot23 (important)
2019-05-02 00:00:00
debiancve
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2019-04-24 17:29:00
freebsd
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2019-04-09 00:00:00
redhatcve
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2019-04-18 12:19:51
ubuntu
ubuntu
Dovecot vulnerability
2019-04-23 00:00:00
archlinux
archlinux
[ASA-201904-9] dovecot: denial of service
2019-04-18 00:00:00
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Dovecot: Multiple vulnerabilities
2019-08-31 00:00:00
fedora
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[SECURITY] Fedora 30 Update: dovecot-2.3.7.2-1.fc30
2019-08-30 14:21:41
[SECURITY] Fedora 29 Update: dovecot-2.3.7.2-1.fc29
2019-09-06 12:59:59
[SECURITY] Fedora 30 Update: dovecot-2.3.9.2-1.fc30
2020-01-12 01:17:33
rosalinux
rosalinux
Advisory ROSA-SA-2021-1824
2021-07-02 16:38:52

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

74.8%

JSON
Related for UB:CVE-2019-10691
cvelist1nessus6cve1openvas11alpinelinux1prion1osv1suse1debiancve1freebsd1redhatcve1ubuntu1archlinux1gentoo1fedora6rosalinux1