SolarWinds advanced cyberattack: What happened and what to do now

We learned more about the sophisticated attack first disclosed on December 8 when security firm FireEye reported it had been the victim of a state-sponsored adversary that stole Red Team assessment tools. On December 13 there was a new development when IT company SolarWinds announced it had been...

FireEye Breach Detection Guidance

Update 12/14: Cisco Talos has implemented additional blocks in relation to the supply chain attack on SolarWinds® Orion® Platform. The U.S. Cybersecurity and Infrastructure Security Agency has issued Emergency Directive 21-01 due to this campaign. Talos is continuing to investigate this matter. I...

SolarWinds Orion Platform 2019.4 HF5 / 2020.2.x < 2020.2.1 SUNBURST Malware Backdoor

The version of SolarWinds Orion Platform running on the remote host is 2019.4 HF5 or 2020.2.1 prior to 2020.2.1 HF2. It is, therefore, affected by a malware backdoor known as SUNBURST. The file SolarWinds.Orion.Core.BusinessLayer.dll that is included in these versions is known to contain a backdo...

DEBIAN-CVE-2020-28367

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via malicious gcc flags specified via a cgo directive...

UBUNTU-CVE-2020-28367

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via malicious gcc flags specified via a cgo directive...

CVE-2020-28367

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via malicious gcc flags specified via a cgo directive...

CVE-2020-28367

Removed by vendor...

CVE-2020-28367

Code injection in the go command with cgo before Go 1.14.12 and Go 1.15.5 allows arbitrary code execution at build time via malicious gcc flags specified via a cgo directive...

cyrus-imapd: lmtpd component created mailboxes with administrator privileges if the "fileinto" was used, bypassing ACL checks

An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed 3.x or certain non-default sieve options are enabled 2.x, a user with a mail account on the service can use a sieve script containing a fileinto directive to...

TAU Threat Advisory: Imminent Ransomware threat to U.S. Healthcare and Public Health Sector

The Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency CISA issued a joint alert this week with regards to an imminent cybercrime threat to US hospitals and healthcare providers. The alert was coauthored by CISA, the Federal Bureau of Investigation FBI, and the...

Cross-site Scripting (XSS)

github.com/grafana/grafana is vulnerable to cross-site scripting XSS. The vulnerability exists when specifying series alias such as test data or elastic search, which allows special characters, caused by the bs-typeahead directive that evals the select options passed to it...

rubygem-secure_headers: directive injection when using dynamic overrides with user input

A flaw was found in rubygem-secureheaders in versions prior to 6.2.0, 5.1.0, and 3.8.0. If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a semicolon could be injected leading to directive injection which could be used to override a script-src directive. The...

Grindr's Bug Bounty Pledge Doesn't Translate to Security

SAS@Home 2020– After a Grindr security flaw was disclosed this week, the dating site promised it would launch a bug-bounty program in an effort to “keep its service secure.” But Katie Moussouris, CEO of Luta Security and a bug bounty program expert, warned at this week’s SAS@home virtual event th...

Ansible: kubectl connection plugin leaks sensitive information

A security flaw was found in the Ansible Engine when managing Kubernetes using the k8s connection plugin. Sensitive parameters such as passwords and tokens are passed to the kubectl command line instead of using environment variables or an input configuration file, which is safer. This flaw...

Microsoft Patch Tuesday September 2020: Zerologon and other exploits, RCEs in SharePoint and Exchange

I would like to start this post by talking about Microsoft vulnerabilities, which recently turned out to be much more serious than it seemed at first glance. Older Vulnerabilities with exploits "Zerologon" Netlogon RCE CVE-2020-1472 One of them is, of course, the Netlogon vulnerability from the...

Zerologon Attacks Against Microsoft DCs Snowball in a Week

A spike in exploitation attempts against the Microsoft vulnerability CVE-2020-1472, known as the Zerologon bug, continues to plague businesses. That’s according to researchers from Cisco Talos, who warned that cybercriminals are redoubling their efforts to trigger the elevation-of-privilege bug i...

GNU Groff uses the current working directory to find a device description file which allows a local user to gain additional privileges by including a malicious postpro directive in the description file which is executed when another user runs groff.

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Detecting and Preventing Critical ZeroLogon Windows Server Vulnerability

If you're administrating Windows Server, make sure it's up to date with all recent patches issued by Microsoft, especially the one that fixes a recently patched critical vulnerability that could allow unauthenticated attackers to compromise the domain controller. Dubbed 'Zerologon' CVE-2020-1472...

DHS Issues Dire Patch Warning for ‘Zerologon’

Federal agencies that haven’t patched their Windows Servers against the ‘Zerologon’ vulnerability by Monday Sept. 21 at 11:59 pm EDT are in violation of a rare emergency directive issued by the Secretary of Homeland Security. With only hours until the deadline for the directive, issued on Friday,...

Content Security Policy Bypass

firefox is vulnerable to content security policy CSP bypass. An attacker is able to bypass CSP directives by using a wildcard ''which causes any port or path restriction of the directive to be ignored...