A brief daily summary of what is important in information security. The podcast is published every weekday and designed to get you ready for the day with a brief, usually 5 minute long, summary of current network security related events. The content is late breaking, educational and based on listener input as well as on input received by the SANS Internet Stormcenter. You may submit questions and comments via our contact form at https://isc.sans.edu/contact.html .
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ISC StormCast for Thursday, April 4th, 2024
Playing with xzbot: Some things you can learn from SSH traffic https://isc.sans.edu/forums/diary/Some%20things%20you%20can%20learn%20from%20SSH%20traffic/30808/ Google Proposes Device Bound Session Credentials (DBSC) https://blog.chromium.org/2024/04/fighting-cookie-theft-using-device.html Four More Ivanti Vulnerabilities https://forums.ivanti.com/s/article/SA-CVE-2024-21894-Heap-Overflow-CVE-2024-22052-Null-Pointer-Dereference-CVE-2024-22053-Heap-Overflow-and-CVE-2024-22023-XML-entity-expansion-or-XXE-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US Google Pixel Zero Day https://source.android.com/docs/security/bulletin/pixel/2024-04-01
ISC StormCast for Wednesday, April 3rd, 2024
Chrome Incognito Mode Settlement https://www.wired.com/story/google-chrome-incognito-mode-data-deletion-settlement/ Google E-Mail Sender Guidelines FAQ https://support.google.com/a/answer/14229414?hl=en&fl=1&sjid=2270464422796374445-NC Cisco Updates and VPN Best Practices https://www.cisco.com/c/en/us/support/docs/security/secure-firewall-threat-defense/221806-password-spray-attacks-impacting-custome.html https://sec.cloudapps.cisco.com/security/center/publicationListing.x Apache Pulsar Vulnerability https://pulsar.apache.org/security/CVE-2024-29834/ Progress Flowmon Network Monitoring Tool Vulnerability CVE-2024-2389 https://support.kemptechnologies.com/hc/en-us/articles/24878235038733-CVE-2024-2389-Flowmon-critical-security-vulnerability Wait Just an Infosec Episode with Bojan Zdrnja: Thursday April 4th 2024 10:00 EDST https://isc.sans.edu/j/xzutils (link will redirect once episode is live)
ISC StormCast for Wednesday, April 3rd, 2024
Chrome Incognito Mode Settlement https://www.wired.com/story/google-chrome-incognito-mode-data-deletion-settlement/ Google E-Mail Sender Guidelines FAQ https://support.google.com/a/answer/14229414?hl=en&fl=1&sjid=2270464422796374445-NC Cisco Updates and VPN Best Practices https://www.cisco.com/c/en/us/support/docs/security/secure-firewall-threat-defense/221806-password-spray-attacks-impacting-custome.html https://sec.cloudapps.cisco.com/security/center/publicationListing.x Apache Pulsar Vulnerability https://pulsar.apache.org/security/CVE-2024-29834/ Progress Flowmon Network Monitoring Tool Vulnerability CVE-2024-2389 https://support.kemptechnologies.com/hc/en-us/articles/24878235038733-CVE-2024-2389-Flowmon-critical-security-vulnerability Wait Just an Infosec Episode with Bojan Zdrnja: Thursday April 4th 2024 10:00 EDST https://isc.sans.edu/j/xzutils (link will redirect once episode is live)
ISC StormCast for Tuesday, April 2nd, 2024
The amazingly scary xz sshd backdoor https://isc.sans.edu/diary/The%20amazingly%20scary%20xz%20sshd%20backdoor/30802 The xz-utils backdoor in security advisories by national CSIRTs https://isc.sans.edu/diary/The+xzutils+backdoor+in+security+advisories+by+national+CSIRTs/30800 Checking CSV Files https://isc.sans.edu/diary/Checking%20CSV%20Files/30796 Infostealers Pose Threat to macOS https://www.jamf.com/blog/infostealers-pose-threat-to-macos/
ISC StormCast for Tuesday, April 2nd, 2024
The amazingly scary xz sshd backdoor https://isc.sans.edu/diary/The%20amazingly%20scary%20xz%20sshd%20backdoor/30802 The xz-utils backdoor in security advisories by national CSIRTs https://isc.sans.edu/diary/The+xzutils+backdoor+in+security+advisories+by+national+CSIRTs/30800 Checking CSV Files https://isc.sans.edu/diary/Checking%20CSV%20Files/30796 Infostealers Pose Threat to macOS https://www.jamf.com/blog/infostealers-pose-threat-to-macos/
ISC StormCast for Monday, April 1st, 2024
xz-utils Backdoor CVE-2024-3094 https://www.openwall.com/lists/oss-security/2024/03/29/4 https://tukaani.org/xz-backdoor/ https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27 Backdoor reverse analysis https://bsky.app/profile/did:plc:x2nsupeeo52oznrmplwapppl/post/3kowjkx2njy2b YARA Rule https://github.com/byinarie/CVE-2024-3094-info/blob/main/CVE-2024-3094.yar Social Engineering Attempts to Include Backdoor in Distros https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1067708 https://news.ycombinator.com/item?id=39866275 Github Repo (now disabled) https://github.com/tukaani-project/xz Statements from Distributions https://www.kali.org/blog/about-the-xz-backdoor/ https://archlinux.org/news/the-xz-package-has-been-backdoored/ https://access.redhat.com/security/cve/CVE-2024-3094 https://bugs.gentoo.org/928134 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1068024
ISC StormCast for Monday, April 1st, 2024
xz-utils Backdoor CVE-2024-3094 https://www.openwall.com/lists/oss-security/2024/03/29/4 https://tukaani.org/xz-backdoor/ https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27 Backdoor reverse analysis https://bsky.app/profile/did:plc:x2nsupeeo52oznrmplwapppl/post/3kowjkx2njy2b YARA Rule https://github.com/byinarie/CVE-2024-3094-info/blob/main/CVE-2024-3094.yar Social Engineering Attempts to Include Backdoor in Distros https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1067708 https://news.ycombinator.com/item?id=39866275 Github Repo (now disabled) https://github.com/tukaani-project/xz Statements from Distributions https://www.kali.org/blog/about-the-xz-backdoor/ https://archlinux.org/news/the-xz-package-has-been-backdoored/ https://access.redhat.com/security/cve/CVE-2024-3094 https://bugs.gentoo.org/928134 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1068024
ISC StormCast for Friday, March 29th, 2024
From JavaScript to AsyncRAT https://isc.sans.edu/diary/From%20JavaScript%20to%20AsyncRAT/30788 TeamCity Patches https://www.jetbrains.com/privacy-security/issues-fixed/?product=TeamCity&version=2024.03 Okta Verify for Windows Auto-update Arbitrary Code Execution CVE-2024-0980 https://trust.okta.com/security-advisories/okta-verify-windows-auto-update-arbitrary-code-execution-cve-2024-0980/ Google Zero Day Report https://storage.googleapis.com/gweb-uniblog-publish-prod/documents/Year_in_Review_of_ZeroDays.pdf
ISC StormCast for Friday, March 29th, 2024
From JavaScript to AsyncRAT https://isc.sans.edu/diary/From%20JavaScript%20to%20AsyncRAT/30788 TeamCity Patches https://www.jetbrains.com/privacy-security/issues-fixed/?product=TeamCity&version=2024.03 Okta Verify for Windows Auto-update Arbitrary Code Execution CVE-2024-0980 https://trust.okta.com/security-advisories/okta-verify-windows-auto-update-arbitrary-code-execution-cve-2024-0980/ Google Zero Day Report https://storage.googleapis.com/gweb-uniblog-publish-prod/documents/Year_in_Review_of_ZeroDays.pdf
ISC StormCast for Thursday, March 28th, 2024
Scans for Apache OfBiz https://isc.sans.edu/diary/Scans%20for%20Apache%20OfBiz/30784 Wall-Escape (CVE-2024-28085) https://people.rit.edu/sjf5462/6831711781/wall_2_27_2024.txt Recent "MFA Bombing" Attacks Targeting Apple Users https://krebsonsecurity.com/2024/03/recent-mfa-bombing-attacks-targeting-apple-users/
ISC StormCast for Thursday, March 28th, 2024
Scans for Apache OfBiz https://isc.sans.edu/diary/Scans%20for%20Apache%20OfBiz/30784 Wall-Escape (CVE-2024-28085) https://people.rit.edu/sjf5462/6831711781/wall_2_27_2024.txt Recent "MFA Bombing" Attacks Targeting Apple Users https://krebsonsecurity.com/2024/03/recent-mfa-bombing-attacks-targeting-apple-users/
ISC StormCast for Wednesday, March 27th, 2024
New tool: linux-pkgs.sh https://isc.sans.edu/forums/diary/New%20tool%3A%20linux-pkgs.sh/30774/ Suspicious NuGet package grabs data from industrial systems https://www.reversinglabs.com/blog/suspicious-nuget-package-grabs-data-from-industrial-systems Preventing Cross Service UDP Loops in QUIC https://bughunters.google.com/blog/5960150648750080/preventing-cross-service-udp-loops-in-quic ShadowRay Attacks AI Workloads Actively Exploited in the Wild https://www.oligo.security/blog/shadowray-attack-ai-workloads-actively-exploited-in-the-wild TheMoon Malware Infects 6,000 ASUS Routers in 72 Hours for Proxy Service https://www.bleepingcomputer.com/news/security/themoon-malware-infects-6-000-asus-routers-in-72-hours-for-proxy-service/
ISC StormCast for Wednesday, March 27th, 2024
New tool: linux-pkgs.sh https://isc.sans.edu/forums/diary/New%20tool%3A%20linux-pkgs.sh/30774/ Suspicious NuGet package grabs data from industrial systems https://www.reversinglabs.com/blog/suspicious-nuget-package-grabs-data-from-industrial-systems Preventing Cross Service UDP Loops in QUIC https://bughunters.google.com/blog/5960150648750080/preventing-cross-service-udp-loops-in-quic ShadowRay Attacks AI Workloads Actively Exploited in the Wild https://www.oligo.security/blog/shadowray-attack-ai-workloads-actively-exploited-in-the-wild TheMoon Malware Infects 6,000 ASUS Routers in 72 Hours for Proxy Service https://www.bleepingcomputer.com/news/security/themoon-malware-infects-6-000-asus-routers-in-72-hours-for-proxy-service/
ISC StormCast for Tuesday, March 26th, 2024
Tool updates: le-hex-to-ip.py and sigs.py https://isc.sans.edu/diary/Tool%20updates%3A%20le-hex-to-ip.py%20and%20sigs.py/30772 Apple Updates for MacOS, iOS/iPadOS, visionOS; https://isc.sans.edu/diary/Apple%20Updates%20for%20MacOS%2C%20iOS%20iPadOS%20and%20visionOS/30778 Fake Python Infrastructure https://checkmarx.com/blog/over-170k-users-affected-by-attack-using-fake-python-infrastructure/ OpenVPN Update https://openvpn.net/community-downloads/
ISC StormCast for Tuesday, March 26th, 2024
Tool updates: le-hex-to-ip.py and sigs.py https://isc.sans.edu/diary/Tool%20updates%3A%20le-hex-to-ip.py%20and%20sigs.py/30772 Apple Updates for MacOS, iOS/iPadOS, visionOS; https://isc.sans.edu/diary/Apple%20Updates%20for%20MacOS%2C%20iOS%20iPadOS%20and%20visionOS/30778 Fake Python Infrastructure https://checkmarx.com/blog/over-170k-users-affected-by-attack-using-fake-python-infrastructure/ OpenVPN Update https://openvpn.net/community-downloads/