Johannes B. Ullrich public
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The Special Case of TCP Resets https://isc.sans.edu/forums/diary/The+special+case+of+TCP+RST/26824/ VMWare Workspace Vulnerability https://www.theregister.com/2020/11/24/vmware_urges_sysadmins_to_implement/ Holiday Hack Challenge 2020 https://holidayhackchallenge.com/2020/By Johannes B. Ullrich, Ph.D.
 
Quick Tip: Cobalt Strike Beacon Analysis https://isc.sans.edu/forums/diary/Quick+Tip+Cobalt+Strike+Beacon+Analysis/26818/ Godaddy Social Engineering Used to Compromise Bitcoin Exchange Domains https://blog.liquid.com/security-incident-november-13-2020 Spoofed FBI Domains https://www.ic3.gov/Media/Y2020/PSA201123…
 
Updates for VMWare ESXi; Fusion and Workstation https://www.vmware.com/security/advisories/VMSA-2020-0026.html IBM DB2 Vulnerability https://www.ibm.com/support/pages/node/6370025 https://www.ibm.com/support/pages/node/6370023 Fortinet SSL VPN Exploit Used to Collect Credentials https://twitter.com/Bank_Security/status/1329426020647243778…
 
PowerShell Dropper Delivering Formbook https://isc.sans.edu/forums/diary/PowerShell+Dropper+Delivering+Formbook/26806/ Google Leading the Way in Phishing https://www.armorblox.com/blog/ok-google-build-me-a-phishing-campaign Identifying Malicious Servers With JARM https://engineering.salesforce.com/easily-identify-malicious-servers-on-the-internet-w…
 
When Security Controls Lead to Security Issues https://isc.sans.edu/forums/diary/When+Security+Controls+Lead+to+Security+Issues/26804/ Google Chrome Update https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html Firefox 83 HTTPS Only Mode https://blog.mozilla.org/security/2020/11/17/firefox-83-introduces-https-only-m…
 
Apple Binaries Used to Bypass 3rd Party Security Products on MacOS 11 https://twitter.com/patrickwardle/status/1327726496203476992 Apple Improving Privacy on App Certificate Checks https://support.apple.com/en-us/HT202491 Cisco Security Manager Vulnerabilities https://gist.github.com/Frycos/8bf5c125d720b3504b4f28a1126e509e https://tools.cisco.com/s…
 
Old Vulnerbilities Don't Die https://isc.sans.edu/forums/diary/Heartbleed+BlueKeep+and+other+vulnerabilities+that+didnt+disappear+just+because+we+dont+talk+about+them+anymore/26798/ Citrix Virtual Apps and Desktops Security Update https://support.citrix.com/article/CTX285059 Zoom Security Improvements https://blog.zoom.us/new-ways-to-combat-zoom-me…
 
Oledump Removed Macro Indicator https://isc.sans.edu/forums/diary/oledumps+Indicator/26794/ Old Worm But New Obfuscation Technique https://isc.sans.edu/forums/diary/Old+Worm+But+New+Obfuscation+Technique/26792/ MacOS OCSP Disaster https://blog.cryptohack.org/macos-ocsp-disaster VoltPillager: Hardware-base fault injection attacks against Instel SGX …
 
Preventing Exposed Azure Blob Storage https://isc.sans.edu/forums/diary/Preventing+Exposed+Azure+Blob+Storage/26786/ Apple Security Updates https://support.apple.com/en-us/HT201222 DNS Cache Poisoning Attack Reloaded https://dl.acm.org/doi/pdf/10.1145/3372297.3417280 Rebel Powell: Poisoned Postman; Detecting Manipulation of Compliance Features in a…
 
Traffic Analysis Quiz https://isc.sans.edu/forums/diary/Traffic+Analysis+Quiz+DESKTOPFX23IK5/26780/ Open Source Security Scorecards https://github.com/ossf/scorecard Bitdefender: UPX Unpacking Featuring Ten Memory Corruptions https://landave.io/2020/11/bitdefender-upx-unpacking-featuring-ten-memory-corruptions/ Ubuntu 20.04 Privilege Escalation htt…
 
Microsoft Patch Tuesday https://isc.sans.edu/forums/diary/Microsoft+November+2020+Patch+Tuesday/26778/ "Platypus" Attack against Intel SGX https://platypusattack.com/ Adobe Updates https://helpx.adobe.com/security.html Firefox Updates https://www.mozilla.org/en-US/security/advisories/mfsa2020-49/#CVE-2020-26950 Fingerprinting ADS-B Signals https://…
 
How Attackers Brush Up Their Malicious Scripts https://isc.sans.edu/forums/diary/How+Attackers+Brush+Up+Their+Malicious+Scripts/26770/ RansomEXX Trojan Attacks Linux Systems https://securelist.com/ransomexx-trojan-attacks-linux-systems/99279/ Fake Microsoft Teams Updates Lead to Cobalt Strike Deployment https://www.bleepingcomputer.com/news/securit…
 
Cryptojacking Targeting WebLogic TCP/7001 Cryptojacking Targeting WebLogic TCP/7001 https://isc.sans.edu/forums/diary/Cryptojacking+Targeting+WebLogic+TCP7001/26768/ Extracting VBA Code From Maldocs https://isc.sans.edu/forums/diary/Quick+Tip+Extracting+all+VBA+Code+from+a+Maldoc/26772/ Let's Encrypt May No Longer Be Recognized by Older Android Ver…
 
Did You Spot "Invoke-Expression" ? https://isc.sans.edu/forums/diary/Did+You+Spot+InvokeExpression/26762/ Apple Security Updates https://support.apple.com/en-us/HT201222 Corporte VoIP Phone System Attacks https://blog.checkpoint.com/2020/11/05/whos-calling-gaza-and-west-bank-hackers-exploit-and-monetize-corporate-voip-phone-system-vulnerability-int…
 
Cisco AnyConnect Security Mobility Client https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-ipc-KfQO9QhK Google Chrome Root CA Policy https://www.chromium.org/Home/chromium-security/root-ca-policy Android November 2020 Security Bulletin https://source.android.com/security/bulletin/2020-11-01…
 
Attackers Exploiting WebLogic Servers to Install Cobalt Strike https://isc.sans.edu/forums/diary/Attackers+Exploiting+WebLogic+Servers+via+CVE202014882+to+install+Cobalt+Strike/26752 New SaltStack Vulnerabilities https://www.saltstack.com/blog/on-november-3-2020-saltstack-publicly-disclosed-three-new-cves/ Adobe Releases Acrobat/Reader Update https…
 
Emotet -> Qakbot -> More Emotet https://isc.sans.edu/forums/diary/Emotet+Qakbot+more+Emotet/26750/ WebLogic Bad News https://www.oracle.com/security-alerts/alert-cve-2020-14750.html https://twitter.com/80vul/status/1322078337137700865 Google Chrome Update https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html NAT Slips…
 
Quick Status of the CAA DNS Record Adoption https://isc.sans.edu/forums/diary/Quick+Status+of+the+CAA+DNS+Record+Adoption/26738/ Windows Kernel cng.sys pool-based buffer overflow CVE-2020-17087 https://bugs.chromium.org/p/project-zero/issues/detail?id=2104 Operation Earth Kitsune https://www.trendmicro.com/vinfo/us/security/news/cyber-attacks/opera…
 
PATCH NOW: CVE-2020-14882 WebLogic Actively Exploited https://isc.sans.edu/forums/diary/PATCH+NOW+CVE202014882+Weblogic+Actively+Exploited+Against+Honeypots/26734/ Zonealarm Update https://www.zonealarm.com/software/extreme-security/release-history Ransomware Targeting Healthcare https://us-cert.cisa.gov/ncas/alerts/aa20-302a OpenEMR Vulnerabilitie…
 
SMBGhost Remains Unpatched on 8% of Exposed SMB Servers https://isc.sans.edu/forums/diary/SMBGhost+the+critical+vulnerability+many+seem+to+have+forgotten+to+patch/26732/ Microsoft Defender ATP Cobalt Strike False Positive https://twitter.com/ffforward/status/1321375690084810753?s=20 QNAP Security Advisory https://www.qnap.com/en/security-advisory/Q…
 
Vulnerable SonarQube Configurations Used to Steal Code https://beta.documentcloud.org/documents/20399900-fbi_flash_sonarqube_access_bc Microsoft Edge Security Updates (Chromium-Based) https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/ADV200002 Microsoft Releases Flash Removal Tool https://support.microsoft.com/en-us/help/4577586/up…
 
Excel 4 Macros: "Abnormal Sheet Visibility" https://isc.sans.edu/forums/diary/Excel+4+Macros+Abnormal+Sheet+Visibility/26726/ HP Printer Applications Certificate Revoked https://eclecticlight.co/2020/10/23/why-have-my-hp-printers-stopped-working-how-to-check-their-software-signature/ Link Previews and Privacy https://www.mysk.blog/2020/10/25/link-p…
 
An Alternative to Shodan: Censys https://isc.sans.edu/forums/diary/An+Alternative+to+Shodan+Censys+with+UserAgent+CensysInspect11/26718/ Sooty: SOC Analyst's All-in-One Tool https://isc.sans.edu/forums/diary/Sooty+SOC+Analysts+AllinOne+Tool/26714/ Adversarial ML Threat Matrix https://github.com/mitre/advmlthreatmatrix Samsung S20 RCE https://labs.f…
 
BazarLoader Phishing Lures https://isc.sans.edu/forums/diary/BazarLoader+phishing+lures+plan+a+Halloween+party+get+a+bonus+and+be+fired+in+the+same+afternoon/26710/ Stalled Reviews for Secure Boot Shim https://github.com/rhboot/shim-review/issues/120 https://github.com/rhboot/shim-review/issues/102#issuecomment-698963751 Cisco Advisories https://to…
 
Shipping Dangerous Goods https://isc.sans.edu/forums/diary/Shipping+dangerous+goods/26702/ Chinese State-Sponsored Actors Exploit Same Vulnerablities as Others https://media.defense.gov/2020/Oct/20/2002519884/-1/-1/0/CSA_CHINESE_EXPLOIT_VULNERABILITIES_UOO179811.PDF URL Bar Spoofing Vulnerabilities https://thehackernews.com/2020/10/browser-address-…
 
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