This Week in Security News - February 25, 2022

Recent cyberattacks increasingly target open-source web servers, and US officials tell businesses to watch for potential ransomware attacks after Biden announces Russia sanctions...

UBUNTU-CVE-2022-24687

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.9.14, 1.10.7, and 1.11.2 clusters with at least one Ingress Gateway allow a user with service:write to register a specifically-defined service that can cause Consul servers to panic. Fixed in 1.9.15, 1.10.8, and 1.11.3...

Information Disclosure

october/october is vulnerable to Information Disclosure. Remote unauthenticated attackers are able to exfiltrate user private keys via non-authoritative gateway servers because the library does not validate gateway server signatures...

CVE-2022-23655

Octobercms is a self-hosted CMS platform based on the Laravel PHP Framework. Affected versions of OctoberCMS did not validate gateway server signatures. As a result non-authoritative gateway servers may be used to exfiltrate user private keys. Users are advised to upgrade their installations to...

CVE-2022-23655 Missing server signature validation in OctoberCMS

Octobercms is a self-hosted CMS platform based on the Laravel PHP Framework. Affected versions of OctoberCMS did not validate gateway server signatures. As a result non-authoritative gateway servers may be used to exfiltrate user private keys. Users are advised to upgrade their installations to...

CVE-2022-23655 Missing server signature validation in OctoberCMS

Octobercms is a self-hosted CMS platform based on the Laravel PHP Framework. Affected versions of OctoberCMS did not validate gateway server signatures. As a result non-authoritative gateway servers may be used to exfiltrate user private keys. Users are advised to upgrade their installations to...

curl: Requirement to use TLS not properly enforced for IMAP, POP3, and FTP protocols

A flaw was found in curl. This flaw lies in the --ssl-reqd option or related settings in libcurl. Users specify this flag to upgrade to TLS when communicating with either IMAP, POP3 or a FTP server. An attacker controlling such servers could return a crafted response which could lead to curl clie...

Recent Cyberattacks Target Open-source Web Servers

Malicious actors take advantage of people’s reliance on web servers to perform attacks like remote code execution, access control bypass, denial of service, or even cyberjacking the victim servers to mine cryptocurrencies...

Master Key for Hive Ransomware Retrieved Using a Flaw in its Encryption Algorithm

Researchers have detailed what they call the "first successful attempt" at decrypting data infected with Hive ransomware without relying on the private key used to lock access to the content. "We were able to recover the master key for generating the file encryption key without the attacker's...

CVE-2021-3657

A flaw was found in mbsync versions prior to 1.4.4. Due to inadequate handling of extremely large =2GiB IMAP literals, malicious or compromised IMAP servers, and hypothetically even external email senders, could cause several different buffer overflows, which could conceivably be exploited for...

GO-2021-0224 Data race and crash in net/http

HTTP servers where the Handler concurrently reads the request body and writes a response can encounter a data race and crash. The httputil.ReverseProxy Handler is affected...

TrickBot Malware Targeted Customers of 60 High-Profile Companies Since 2020

The notorious TrickBot malware is targeting customers of 60 financial and technology companies, including cryptocurrency firms, primarily located in the U.S., even as its operators have updated the botnet with new anti-analysis features. "TrickBot is a sophisticated and versatile malware with mor...

GHSA-6JM6-CMCP-FQJQ Nomad Spread Job Stanza May Trigger Panic in Servers

Nomad and Nomad Enterprise allows operators with job-submit capabilities to use the spread stanza in a way such that it can cause panic in Nomad servers. This vulnerability, CVE-2022-24684, was fixed in Nomad 1.0.18, 1.1.12, and 1.2.6...

Nomad Spread Job Stanza May Trigger Panic in Servers

Nomad and Nomad Enterprise allows operators with job-submit capabilities to use the spread stanza in a way such that it can cause panic in Nomad servers. This vulnerability, CVE-2022-24684, was fixed in Nomad 1.0.18, 1.1.12, and 1.2.6...

Design/Logic Flaw

clientgolang is the instrumentation library for Go applications in Prometheus, and the promhttp package in clientgolang provides tooling around HTTP servers and clients. In clientgolang prior to version 1.11.1, HTTP server is susceptible to a Denial of Service through unbounded cardinality, and...

FBI and USSS Release Advisory on BlackByte Ransomware

The Federal Bureau of Investigation FBI and the United States Secret Service USSS have released a joint Cybersecurity Advisory CSA identifying indicators of compromise associated with BlackByte ransomware. BlackByte is a Ransomware-as-a-Service group that encrypts files on compromised Windows hos...

Persistence – Notepad++ Plugins

It is not uncommon a windows environment especially dedicated servers which are managed by developers or IT staff to have installed the Notepad++ text editor.… Continue reading - Persistence - Notepad++ Plugins...

Persistence – Notepad++ Plugins

It is not uncommon a windows environment especially dedicated servers which are managed by developers or IT staff to have installed the Notepad++ text editor.… Continue reading - Persistence - Notepad++ Plugins...

EulerOS Virtualization 3.0.6.0 : c-ares (EulerOS-SA-2022-1057)

According to the versions of the c-ares packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS Domain Name Servers can...

Nomad Spread Job Stanza May Trigger Panic in Servers

Summary Nomad and Nomad Enterprise “Nomad” allows operators with job-submit capabilities to use the spread stanza in a way such that it can cause panic in Nomad servers. This vulnerability, CVE-2022-24684, was fixed in Nomad 1.0.18, 1.1.12, and 1.2.6. Background The spread stanza within a Nomad j...