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 Tuesday, April 9th, 2024

April 08, 2024 5:59 5.33 MB Downloads: 0

A Use Case for Adding Threat Hunting to Your Security Operations Team. https://isc.sans.edu/diary/30816 Notepad++ Parasite Site https://notepad-plus-plus.org/news/help-to-take-down-parasite-site/ Hugging Face Pickle File Vulnerablities https://huggingface.co/blog/hugging-face-wiz-security-blog Google Considers V8 Sandbox no longer experimental https://v8.dev/blog/sandbox

ISC StormCast for Monday, April 8th, 2024

April 07, 2024 5:29 4.91 MB Downloads: 0

Heartbleed 10th Anniversary https://heartbleed.com/ Possible Libarchive Backdoor Vulnerability https://github.com/libarchive/libarchive/pull/1609 Magento XML Backdoor https://sansec.io/research/magento-xml-backdoor Google Public DNS's approach to fight against cache poisoning attacks https://security.googleblog.com/2024/03/google-public-dnss-approach-to-fight.html Remote code execution (RCE)vulnerability in Brocade Fabric OS (CVE-2023-3454) https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/23215 SANS London April Evening Talk https://sans.zoom.us/webinar/register/WN_ZLLnQKCCQCywLGm-CM4xQg#/registration

ISC StormCast for Monday, April 8th, 2024

April 07, 2024 5:29 4.91 MB Downloads: 0

Heartbleed 10th Anniversary https://heartbleed.com/ Possible Libarchive Backdoor Vulnerability https://github.com/libarchive/libarchive/pull/1609 Magento XML Backdoor https://sansec.io/research/magento-xml-backdoor Google Public DNS's approach to fight against cache poisoning attacks https://security.googleblog.com/2024/03/google-public-dnss-approach-to-fight.html Remote code execution (RCE)vulnerability in Brocade Fabric OS (CVE-2023-3454) https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/23215 SANS London April Evening Talk https://sans.zoom.us/webinar/register/WN_ZLLnQKCCQCywLGm-CM4xQg#/registration

ISC StormCast for Friday, April 5th, 2024

April 04, 2024 15:11 13.06 MB Downloads: 0

Slicing up DoNex with Binary Ninja https://isc.sans.edu/diary/Slicing%20up%20DoNex%20with%20Binary%20Ninja/30812 HTTP/2 Continuation Flood https://nowotarski.info/http2-continuation-flood-technical-details/ Dangers of CSS in HTML Email https://lutrasecurity.com/en/articles/kobold-letters/ Dan Mazella: Infostealers in Automotive Headunits https://www.sans.edu/cyber-research/exploring-infostealer-malware-techniques-automotive-head-units/

ISC StormCast for Friday, April 5th, 2024

April 04, 2024 15:11 13.06 MB Downloads: 0

Slicing up DoNex with Binary Ninja https://isc.sans.edu/diary/Slicing%20up%20DoNex%20with%20Binary%20Ninja/30812 HTTP/2 Continuation Flood https://nowotarski.info/http2-continuation-flood-technical-details/ Dangers of CSS in HTML Email https://lutrasecurity.com/en/articles/kobold-letters/ Dan Mazzella: Infostealers in Automotive Headunits https://www.sans.edu/cyber-research/exploring-infostealer-malware-techniques-automotive-head-units/

ISC StormCast for Thursday, April 4th, 2024

April 03, 2024 6:02 5.38 MB Downloads: 0

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 Thursday, April 4th, 2024

April 03, 2024 6:02 5.38 MB Downloads: 0

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

April 02, 2024 5:39 5.06 MB Downloads: 0

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

April 02, 2024 5:39 5.06 MB Downloads: 0

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

April 01, 2024 7:09 6.31 MB Downloads: 0

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

April 01, 2024 7:09 6.31 MB Downloads: 0

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

March 31, 2024 7:37 6.7 MB Downloads: 0

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

March 31, 2024 7:37 6.7 MB Downloads: 0

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

March 28, 2024 5:36 5.01 MB Downloads: 0

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

March 28, 2024 5:36 5.01 MB Downloads: 0

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