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attackerkbAttackerKBAKB:1A38FF57-43D7-4AFE-9E56-6A773F2B88AE
HistoryFeb 08, 2018 - 12:00 a.m.

CVE-2018-6789

2018-02-0800:00:00
attackerkb.com
81

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

JSON

An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.

Recent assessments:

gwillcox-r7 at October 20, 2020 6:46pm UTC reported:

This is now supposedly being exploited in the wild by Chinese state actors according to this NSA announcement: <https://media.defense.gov/2020/Oct/20/2002519884/-1/-1/0/CSA_CHINESE_EXPLOIT_VULNERABILITIES_UOO179811.PDF&gt;

Assessed Attacker Value: 0
Assessed Attacker Value: 0Assessed Attacker Value: 0

References

Related

nessus 11
fedora 2
alpinelinux 1
openvas 8
debian 3
exploitpack 2
suse 4
osv 3
hackerone 1
prion 1
attackerkb 2
redhatcve 1
cve 1
zdt 3
canvas 1
amazon 1
saint 3
packetstorm 3
archlinux 1
ubuntu 1
cisa_kev 1
debiancve 1
freebsd 1
checkpoint_advisories 1
ubuntucve 1
seebug 1
exploitdb 2
myhack58 1
gentoo 1
threatpost 1
qualysblog 2
ics 1
nessus
nessus
Debian DSA-4110-1 : exim4 - security update
2018-02-12 00:00:00
Fedora 26 : exim (2018-25a7ba3cb6)
2018-02-27 00:00:00
FreeBSD : exim -- a buffer overflow vulnerability, remote code execution (316b3c3e-0e98-11e8-8d41-97657151f8c2)
2018-02-12 00:00:00
fedora
fedora
[SECURITY] Fedora 26 Update: exim-4.90.1-2.fc26
2018-02-26 15:45:26
[SECURITY] Fedora 27 Update: exim-4.90.1-2.fc27
2018-02-26 16:54:15
alpinelinux
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CVE-2018-6789
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openvas
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Exim < 4.90.1 RCE Vulnerability - Version Check
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Debian: Security Advisory (DSA-4110-1)
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Debian: Security Advisory (DLA-1274-1)
2018-02-20 00:00:00
debian
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[SECURITY] [DLA 1274-1] exim4 security update
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2018-02-10 18:35:51
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2018-05-02 00:00:00
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2018-02-19 12:08:51
Security update for exim (critical)
2021-05-20 00:00:00
Security update for exim (critical)
2021-05-07 00:00:00
osv
osv
CVE-2018-6789
2018-02-08 23:29:01
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2018-02-10 00:00:00
exim4 - security update
2018-02-10 00:00:00
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2018-02-08 23:29:00
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2018-02-08 23:29:00
zdt
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2018-05-02 00:00:00
exim 4.90 - Remote Code Execution Exploit
2018-10-24 00:00:00
canvas
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2018-02-08 23:29:00
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Critical: exim
2018-03-07 21:43:00
saint
saint
Exim SMTP listener base64d function one-character buffer overflow
2018-05-16 00:00:00
Exim SMTP listener base64d function one-character buffer overflow
2018-05-16 00:00:00
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2018-05-16 00:00:00
packetstorm
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2018-05-03 00:00:00
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2018-02-05 00:00:00
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2020-10-21 00:00:00
ubuntucve
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CVE-2018-6789
2018-02-07 00:00:00
seebug
seebug
Exim < 4.90.1 - base64d Remote Code Execution（CVE-2018-6789οΌ‰
2018-05-04 00:00:00
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exim 4.90 - Remote Code Execution
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Exim &lt; 4.90.1 - &#039;base64d&#039; Remote Code Execution
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myhack58
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ics
ics
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2020-10-20 12:00:00

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

JSON
Related for AKB:1A38FF57-43D7-4AFE-9E56-6A773F2B88AE
nessus11fedora2alpinelinux1openvas8debian3exploitpack2suse4osv3hackerone1prion1attackerkb2redhatcve1cve1zdt3canvas1amazon1saint3packetstorm3archlinux1ubuntu1cisa_kev1debiancve1freebsd1checkpoint_advisories1ubuntucve1seebug1exploitdb2myhack581gentoo1threatpost1qualysblog2ics1