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ubuntuUbuntuUSN-4294-1
HistoryMar 02, 2020 - 12:00 a.m.

OpenSMTPD vulnerabilities

2020-03-0200:00:00
ubuntu.com
67

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

Low

10 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.94 High

EPSS

Percentile

99.2%

JSON

Releases

  • Ubuntu 19.10
  • Ubuntu 18.04 ESM

Packages

  • opensmtpd - secure, reliable, lean, and easy-to configure SMTP server

Details

It was discovered that OpenSMTPD mishandled certain input. A remote,
unauthenticated attacker could use this vulnerability to execute arbitrary
shell commands as any non-root user. (CVE-2020-8794)

It was discovered that OpenSMTPD did not properly handle hardlinks under
certain conditions. An unprivileged local attacker could read the first
line of any file on the filesystem. (CVE-2020-8793)

OSVersionArchitecturePackageVersionFilename
Ubuntu19.10noarchopensmtpd< 6.0.3p1-6ubuntu0.2UNKNOWN
Ubuntu19.10noarchopensmtpd-dbgsym< 6.0.3p1-6ubuntu0.2UNKNOWN
Ubuntu18.04noarchopensmtpd< 6.0.3p1-1ubuntu0.2UNKNOWN
Ubuntu18.04noarchopensmtpd-dbgsym< 6.0.3p1-1ubuntu0.2UNKNOWN

Related

freebsd 3
nessus 6
openvas 4
fedora 1
osv 4
ubuntu 1
zdt 3
debiancve 2
cvelist 2
cve 2
exploitpack 2
veracode 2
ubuntucve 2
debian 1
prion 2
redhatcve 1
nvd 2
thn 1
packetstorm 2
archlinux 1
metasploit 1
checkpoint_advisories 1
alpinelinux 1
exploitdb 3
trendmicroblog 1
attackerkb 1
freebsd
freebsd
OpenSMTPd -- LPE and RCE in OpenSMTPD's default install
2020-02-22 00:00:00
OpenSMTPd -- Local information disclosure
2020-02-24 00:00:00
OpenSMTPd -- LPE and RCE in OpenSMTPD's default install
2020-02-24 00:00:00
nessus
nessus
FreeBSD : OpenSMTPd -- LPE and RCE in OpenSMTPD's default install (f0683976-5779-11ea-8a77-1c872ccb1e42)
2020-02-25 00:00:00
Ubuntu 18.04 LTS : OpenSMTPD vulnerabilities (USN-4294-1)
2020-03-06 00:00:00
Ubuntu 16.04 ESM : OpenSMTPD vulnerabilities (USN-4875-1)
2023-10-20 00:00:00
openvas
openvas
Ubuntu: Security Advisory (USN-4294-1)
2020-03-03 00:00:00
Ubuntu: Security Advisory (USN-4875-1)
2023-01-27 00:00:00
Fedora: Security Advisory for opensmtpd (FEDORA-2020-b92d7083ca)
2020-03-17 00:00:00
fedora
fedora
[SECURITY] Fedora 32 Update: opensmtpd-6.6.4p1-2.fc32
2020-03-16 20:45:40
osv
osv
opensmtpd vulnerabilities
2021-03-15 23:06:41
CVE-2020-8793
2020-02-25 17:15:13
CVE-2020-8794
2020-02-25 17:15:13
ubuntu
ubuntu
OpenSMTPD vulnerabilities
2021-03-15 00:00:00
zdt
zdt
OpenSMTPD 6.6.3 - Arbitrary File Read Exploit
2020-02-26 00:00:00
OpenSMTPD Out-Of-Bounds Read / Local Privilege Escalation Exploit
2020-03-06 00:00:00
OpenSMTPD < 6.6.3p1 - Local Privilege Escalation / Remote Code Execution Exploit
2020-02-26 00:00:00
debiancve
debiancve
CVE-2020-8793
2020-02-25 17:15:13
CVE-2020-8794
2020-02-25 17:15:13
cvelist
cvelist
CVE-2020-8793
2020-02-25 16:22:02
CVE-2020-8794
2020-02-25 16:38:07
cve
cve
CVE-2020-8793
2020-02-25 17:15:13
CVE-2020-8794
2020-02-25 17:15:13
exploitpack
exploitpack
OpenSMTPD 6.6.3p1 - Local Privilege Escalation + Remote Code Execution
2020-02-26 00:00:00
OpenSMTPD 6.6.3 - Arbitrary File Read
2020-02-26 00:00:00
veracode
veracode
Remote Code Execution
2020-09-21 06:22:07
Information Disclosure
2020-09-21 06:18:30
ubuntucve
ubuntucve
CVE-2020-8794
2020-02-25 00:00:00
CVE-2020-8793
2020-02-25 00:00:00
debian
debian
[SECURITY] [DSA 4634-1] opensmtpd security update
2020-02-26 21:35:08
prion
prion
Race condition
2020-02-25 17:15:00
Remote code execution
2020-02-25 17:15:00
redhatcve
redhatcve
CVE-2020-8793
2022-05-20 22:35:43
nvd
nvd
CVE-2020-8793
2020-02-25 17:15:13
CVE-2020-8794
2020-02-25 17:15:13
thn
thn
New OpenSMTPD RCE Flaw Affects Linux and OpenBSD Email Servers
2020-02-25 10:54:00
packetstorm
packetstorm
OpenSMTPD Out-Of-Bounds Read / Local Privilege Escalation
2020-03-05 00:00:00
OpenSMTPD Out-Of-Bounds Read
2020-02-25 00:00:00
archlinux
archlinux
[ASA-202002-13] opensmtpd: arbitrary command execution
2020-02-29 00:00:00
metasploit
metasploit
OpenSMTPD OOB Read Local Privilege Escalation
2020-03-03 23:41:04
checkpoint_advisories
checkpoint_advisories
OpenSMTPD Remote Code Execution (CVE-2020-8794)
2020-03-15 00:00:00
alpinelinux
alpinelinux
CVE-2020-8794
2020-02-25 17:15:13
exploitdb
exploitdb
OpenSMTPD 6.6.3 - Arbitrary File Read
2020-02-26 00:00:00
OpenSMTPD - OOB Read Local Privilege Escalation (Metasploit)
2020-03-09 00:00:00
OpenSMTPD &lt; 6.6.3p1 - Local Privilege Escalation + Remote Code Execution
2020-02-26 00:00:00
trendmicroblog
trendmicroblog
This Week in Security News: Operation Overtrap Targets Japanese Online Banking Users and Everything You Need to Know About Tax Scams
2020-03-13 12:40:26
attackerkb
attackerkb
CVE-2020-8794
2020-02-25 00:00:00

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

Low

10 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.94 High

EPSS

Percentile

99.2%

JSON
Related for USN-4294-1
freebsd3nessus6openvas4fedora1osv4ubuntu1zdt3debiancve2cvelist2cve2exploitpack2veracode2ubuntucve2debian1prion2redhatcve1nvd2thn1packetstorm2archlinux1metasploit1checkpoint_advisories1alpinelinux1exploitdb3trendmicroblog1attackerkb1