Week 37, 2023
11–17 September 2023
Newly exploited 8
Added to CISA KEV or flagged as exploited by ENISA this week — patch these first.
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High 7.8
CVE-2023-26369 KEV Sep 14, 2023 [Google Project Zero] Adobe Acrobat DC OOBW 0-day actively exploited in the wildEPSS 7.5%
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High 8.8
CVE-2023-35674 KEV Sep 13, 2023 In onCreate of WindowState.java, there is a possible way to launch a background activity due to a logic error in the code. This could lead to local escalation …EPSS 2.6%
- High 8.8 EPSS 100%
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Medium 5.0
CVE-2023-20269 KEV Sep 13, 2023 · ransomware A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could al…EPSS 27%
Cisco · Cisco Firepower Threat Defense Software · Cisco Adaptive Security Appliance (ASA) Software
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High 7.8
CVE-2023-36802 KEV Sep 12, 2023 Microsoft Streaming Service Proxy Elevation of Privilege VulnerabilityEPSS 28%
Microsoft · Windows Server 2019 · Windows Server 2019 (Server Core installation) · Windows 10 Version 1809
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Medium 6.5
CVE-2023-36761 KEV Sep 12, 2023 Microsoft Word Information Disclosure VulnerabilityEPSS 20%
Microsoft · Microsoft 365 Apps for Enterprise · Microsoft Office LTSC 2021 · Microsoft Office 2019
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High 7.8
CVE-2023-41064 KEV Sep 11, 2023 A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura …EPSS 53%
Apple · macOS · iOS and iPadOS
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High 7.8
CVE-2023-41061 KEV Sep 11, 2023 A validation issue was addressed with improved logic. This issue is fixed in watchOS 9.6.2, iOS 16.6.1 and iPadOS 16.6.1. A maliciously crafted attachment may …EPSS 4.4%
Critical new vulnerabilities
Published this week with a CVSS score of 9.0 or higher, most likely to be exploited first.
- Critical 10.0 EPSS 94%
- Critical 9.8 EPSS 70%
- Critical 9.9 EPSS 49%
- Critical 9.8 EPSS 43%
- Critical 9.8 EPSS 17%
- Critical 9.6 EPSS 2.1%
- Critical 9.8 EPSS 2%
- Critical 9.1 EPSS 1.7%
- Critical 9.8 EPSS 1.6%
- Critical 9.8 EPSS 1.5%
- Critical 9.8 EPSS 1.3%
- Critical 9.8 EPSS 1.3%
- Critical 9.8 EPSS 1.2%
- Critical 9.8 EPSS 1%
- Critical 9.1
Not critical, but likely targeted
New this week with the highest EPSS — a lower CVSS score does not mean nobody will use them.
- High 8.8 EPSS 100%
- High 7.5 EPSS 100%
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High 8.0
CVE-2023-36745 Microsoft Exchange Server Remote Code Execution VulnerabilityEPSS 76%
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23 · Microsoft Exchange Server 2019 Cumulative Update 12 · Microsoft Exchange Server 2019 Cumulative Update 13
- High 8.2 EPSS 63%
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High 8.0
CVE-2023-36744 Microsoft Exchange Server Remote Code Execution VulnerabilityEPSS 57%
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23 · Microsoft Exchange Server 2019 Cumulative Update 12 · Microsoft Exchange Server 2019 Cumulative Update 13
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High 7.5
CVE-2023-38039 When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed later via the libcurl headers API. However, curl did not have…EPSS 56%
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Medium 5.7
CVE-2023-36777 Microsoft Exchange Server Information Disclosure VulnerabilityEPSS 52%
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23 · Microsoft Exchange Server 2019 Cumulative Update 12 · Microsoft Exchange Server 2019 Cumulative Update 13
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High 8.0
CVE-2023-36756 Microsoft Exchange Server Remote Code Execution VulnerabilityEPSS 49%
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23 · Microsoft Exchange Server 2019 Cumulative Update 12 · Microsoft Exchange Server 2019 Cumulative Update 13
Advisories
- BSI CERT-Bund (WID) 70
- Microsoft Security Response Center 625 critical
- Amazon Linux Security Center (ALAS) 29
- SUSE / openSUSE Security Updates 28
- Oracle Linux Security Advisories (ELSA) 27
- Ubuntu Security Notices (USN) 222 critical
- AlmaLinux Security Advisories 15
- Debian Security (DSA / DLA) 14
- CISA ICS & IT advisories 111 critical
- Siemens ProductCERT 91 critical
- CERT@VDE 11 critical
- Schneider Electric CPCERT 1
- USN-6357-1 linux-ibm, linux-ibm-5.4 vulnerabilities 14 CVEs
- USN-6339-3 linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-raspi vulnerabilities 8 CVEs
- VDE-2023-031 Trumpf: Multiple Products affected by WIBU Codemeter Vulnerability 1 CVEs
- MSRC-CVE-2023-36793 Visual Studio Remote Code Execution Vulnerability 1 CVEs
- MSRC-CVE-2023-36792 Visual Studio Remote Code Execution Vulnerability 1 CVEs
- MSRC-CVE-2023-29332 Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability 1 CVEs
- MSRC-CVE-2023-38148 Internet Connection Sharing (ICS) Remote Code Execution Vulnerability 1 CVEs
- MSRC-CVE-2023-36796 Visual Studio Remote Code Execution Vulnerability 1 CVEs
- SSA-240541 SSA-240541: WIBU Systems CodeMeter Heap Buffer Overflow Vulnerability in Industrial Products 1 CVEs
- ICSA-23-257-06 Siemans WIBU Systems CodeMeter 1 CVEs