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kasperskyKaspersky LabKLA51713
HistoryAug 08, 2023 - 12:00 a.m.

KLA51713 Multiple vulnerabilities in Microsoft Exchange Server

2023-08-0800:00:00
Kaspersky Lab
threats.kaspersky.com
28

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

9.5 High

AI Score

Confidence

High

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

0.018 Low

EPSS

Percentile

87.9%

JSON

Detect date:

08/08/2023

Severity:

High

Description:

Multiple vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code, spoof user interface.

Affected products:

Microsoft Exchange Server 2019 Cumulative Update 13
Microsoft Exchange Server 2019 Cumulative Update 12
Microsoft Exchange Server 2016 Cumulative Update 23

Solution:

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories:

CVE-2023-21709
CVE-2023-35388
CVE-2023-38181
CVE-2023-38185
CVE-2023-38182
CVE-2023-35368

Impacts:

ACE

Related products:

Microsoft Exchange Server

CVE-IDS:

CVE-2023-217099.8Critical
CVE-2023-353888.0Critical
CVE-2023-381818.8Critical
CVE-2023-381858.8Critical
CVE-2023-381828.0Critical
CVE-2023-353688.8Critical

KB list:

5030524

Microsoft official advisories:

References

Related

nessus 1
mskb 2
mscve 6
avleonov 1
cnvd 6
prion 6
malwarebytes 2
cve 6
zdi 1
thn 1
talosblog 1
qualysblog 1
krebs 1
rapid7blog 1
nessus
nessus
Security Updates for Microsoft Exchange Server (August 2023)
2023-08-08 00:00:00
mskb
mskb
Description of the security update for Microsoft Exchange Server 2019 and 2016: August 8, 2023 (KB5029388)
2023-08-22 00:00:00
Description of version 2 of the security update for Microsoft Exchange Server 2019 and 2016: August 15, 2023 (KB5030524)
2023-09-12 07:00:00
mscve
mscve
Microsoft Exchange Server Remote Code Execution Vulnerability
2023-08-08 07:00:00
Microsoft Exchange Server Remote Code Execution Vulnerability
2023-08-08 07:00:00
Microsoft Exchange Remote Code Execution Vulnerability
2023-08-08 07:00:00
avleonov
avleonov
August 2023: GitHub PoCs, Vulristics, Qualys First-Party, Tenable ExposureAI, SC Awards and Rapid7, Anglo-Saxon list, MS Patch Tuesday, WinRAR, Juniper
2023-08-30 16:15:31
cnvd
cnvd
Microsoft Exchange Server Remote Code Execution Vulnerability (CNVD-2023-72228)
2023-08-11 00:00:00
Microsoft Exchange Server Elevation of Privilege Vulnerability (CNVD-2023-64869)
2023-08-12 00:00:00
Microsoft Exchange Server Remote Code Execution Vulnerability (CNVD-2023-64867)
2023-08-12 00:00:00
prion
prion
Remote code execution
2023-08-08 18:15:00
Spoofing
2023-08-08 18:15:00
Remote code execution
2023-08-08 18:15:00
malwarebytes
malwarebytes
Exchange Server security updates updated
2023-08-18 11:45:00
August Patch Tuesday stops actively exploited attack chain and more
2023-08-10 01:00:00
cve
cve
CVE-2023-21709
2023-08-08 18:15:11
CVE-2023-38182
2023-08-08 18:15:22
CVE-2023-38181
2023-08-08 18:15:22
zdi
zdi
Microsoft Exchange GsmWriter Deserialization of Untrusted Data NTLM Relay Vulnerability
2023-11-15 00:00:00
thn
thn
Microsoft Releases Patches for 74 New Vulnerabilities in August Update
2023-08-09 04:26:00
talosblog
talosblog
Six critical vulnerabilities included in August’s Microsoft security update
2023-08-08 19:25:42
qualysblog
qualysblog
Microsoft and Adobe Patch Tuesday, August 2023 Security Update Review
2023-08-08 20:35:59
krebs
krebs
Microsoft Patch Tuesday, August 2023 Edition
2023-08-09 02:22:57
rapid7blog
rapid7blog
Patch Tuesday - August 2023
2023-08-08 21:11:35

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

9.5 High

AI Score

Confidence

High

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

0.018 Low

EPSS

Percentile

87.9%

JSON
Related for KLA51713
nessus1mskb2mscve6avleonov1cnvd6prion6malwarebytes2cve6zdi1thn1talosblog1qualysblog1krebs1rapid7blog1