CVE-2022-36103

CVE-2022-36103 affects Talos Linux (Kubernetes-focused distro). The vulnerability arises from improper validation when signing a worker node CSR, potentially allowing a control plane node to issue a Talos API certificate with full access to the Talos API. The Talos API join token is stored in wor...

CVE-2022-36103 Talos worker join token can be used to get elevated access level to the Talos API

Talos Linux is a Linux distribution built for Kubernetes deployments. Talos worker nodes use a join token to get accepted into the Talos cluster. Due to improper validation of the request while signing a worker node CSR certificate signing request Talos control plane node might issue Talos API...

CVE-2022-36103

Talos Linux is a Linux distribution built for Kubernetes deployments. Talos worker nodes use a join token to get accepted into the Talos cluster. Due to improper validation of the request while signing a worker node CSR certificate signing request Talos control plane node might issue Talos API...

Talos Linux 安全漏洞

Talos Linux is Sidero Labs' modern Linux distribution built for Kubernetes. Talos Linux suffers from a security vulnerability that stems from incorrect validation of a request when signing a CSR Certificate Signing Request for a worker node, resulting in full access to the Talos API on a control...

PT-2022-4910 · Talos · Talos

Name of the Vulnerable Software and Affected Versions: Talos versions prior to 1.2.2 Description: The issue is related to improper validation of the request while signing a worker node CSR, which might allow a Talos control plane node to issue a Talos API certificate with full access to the Talos...

CVE-2022-36103: Incorrect Permission Assignment for Critical Resource

Talos Linux is a Linux distribution built for Kubernetes deployments. Talos worker nodes use a join token to get accepted into the Talos cluster. Due to improper validation of the request while signing a worker node CSR certificate signing request Talos control plane node might issue Talos API...

North Korean Lazarus Hackers Targeting Energy Providers Around the World

A malicious campaign mounted by the North Korea-linked Lazarus Group targeted energy providers around the world, including those based in the United States, Canada, and Japan, between February and July 2022. "The campaign is meant to infiltrate organizations around the world for establishing...

Threat Roundup for August 26 to September 2

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 26 and Sept. 2. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

Ukraine Independence Day: Talos update

On Independence Day for Ukraine, Aug. 24, 2022, Cisco Talos provided a live update on its continued support for the region. Six months since Russia's invasion of Ukraine, Dmytro Korzhevin, a senior threat intelligence researcher, JJ Cummings, Talos' national intelligence principal, and Ashlee...

Vulnerability Spotlight: Three vulnerabilities in HDF5 file format could lead to remote code execution

Dave McDaniel of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered three vulnerabilities in a library that works with the HDF5 file format that could allow an attacker to execute remote code on a targeted device. These issues arise in the libhdf5...

HDF5 Group libhdf5 gif2h5 out-of-bounds write vulnerability

Talos Vulnerability Report TALOS-2022-1485 HDF5 Group libhdf5 gif2h5 out-of-bounds write vulnerability August 16, 2022 CVE Number CVE-2022-25972 SUMMARY An out-of-bounds write vulnerability exists in the gif2h5 functionality of HDF5 Group libhdf5 1.10.4. A specially-crafted GIF file can lead to...

WWBN AVideo image403 cross-site scripting (XSS) vulnerability

Talos Vulnerability Report TALOS-2022-1539 WWBN AVideo image403 cross-site scripting XSS vulnerability August 16, 2022 CVE Number CVE-2022-30690 SUMMARY A cross-site scripting xss vulnerability exists in the image403 functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364. A...

New SDR feature released for Cisco Secure Email

Cisco Talos today announced the release of a new mechanism that allows Cisco Secure Email customers the option to submit Sender Domain Reputation SDR disputes through TalosIntelligence.com. Customers now have the option of receiving self-service support through TalosIntelligence.com or may contin...

Threat Source newsletter (Aug. 4, 2022) — BlackHat 2022 preview

By Jon Munshaw. Welcome to this week’s edition of the Threat Source newsletter. After what seems like forever and honestly has been a really long time, we’re heading back to BlackHat in-person this year. We’re excited to see a lot of old friends again to commiserate, hang out, trade stories and...

Researcher Spotlight: You should have been listening to Lurene Grenier years ago

The exploit researcher recently rejoined Talos after starting her career with the company’s predecessor By Jonathan Munshaw. Lurene Grenier says state-sponsored threat actors keep her up at night, even after years of studying and following them. She’s spent her security career warning people why...

TCL LinkHub Mesh Wifi confctl_set_guest_wlan denial of service vulnerability

Talos Vulnerability Report TALOS-2022-1502 TCL LinkHub Mesh Wifi confctlsetguestwlan denial of service vulnerability August 1, 2022 CVE Number CVE-2022-27660 SUMMARY A denial of service vulnerability exists in the confctlsetguestwlan functionality of TCL LinkHub Mesh Wi-Fi MS1G0001.0014. A...

TCL LinkHub Mesh Wi-Fi confctl_set_wan_cfg denial of service vulnerability

Talos Vulnerability Report TALOS-2022-1506 TCL LinkHub Mesh Wi-Fi confctlsetwancfg denial of service vulnerability August 1, 2022 CVE Number CVE-2022-27178 SUMMARY A denial of service vulnerability exists in the confctlsetwancfg functionality of TCL LinkHub Mesh Wi-Fi MS1G0001.0014. A...

TCL LinkHub Mesh Wifi libcommonprod.so prod_change_root_passwd hard-coded password vulnerability

Talos Vulnerability Report TALOS-2022-1459 TCL LinkHub Mesh Wifi libcommonprod.so prodchangerootpasswd hard-coded password vulnerability August 1, 2022 CVE Number CVE-2022-22144 SUMMARY A hard-coded password vulnerability exists in the libcommonprod.so prodchangerootpasswd functionality of TCL...

Quarterly Report: Incident Response Trends in Q2 2022

Commodity malware usage surpasses ransomware by narrow margin By Caitlin Huey. For the first time in more than a year, ransomware was not the top threat Cisco Talos Incident Response CTIR responded to this quarter, as commodity malware surpassed ransomware by a narrow margin. This is likely due t...

Attackers target Ukraine using GoMet backdoor

Executive summary Since the Russian invasion of Ukraine began, Ukrainians have been under a nearly constant barrage of cyber attacks. Working jointly with Ukrainian organizations, Cisco Talos has discovered a fairly uncommon piece of malware targeting Ukraine — this time aimed at a large software...