PUB-A-263783333

In TBD of TBD, there is a possible downgrade attack against cryptography in a 5G NSA network due to a logic error in the code. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation...

People's Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection

Summary The United States and international cybersecurity authorities are issuing this joint Cybersecurity Advisory CSA to highlight a recently discovered cluster of activity of interest associated with a People’s Republic of China PRC state-sponsored cyber actor, also known as Volt Typhoon...

NSA Cybersecurity Director Says ‘Buckle Up’ for Generative AI

The security issues raised by ChatGPT and similar tech are just beginning to emerge, but Rob Joyce says it’s time to prepare for what comes next...

APT28 Exploits Known Vulnerability to Carry Out Reconnaissance and Deploy Malware on Cisco Routers

APT28 accesses poorly maintained Cisco routers and deploys malware on unpatched devices using CVE-2017-6742. Overview and Context The UK National Cyber Security Centre NCSC, the US National Security Agency NSA, US Cybersecurity and Infrastructure Security Agency CISA and US Federal Bureau of...

Researchers Release PoC Exploit for Windows CryptoAPI Bug Discovered by NSA

Proof-of-concept Poc code has been released for a now-patched high-severity security flaw in the Windows CryptoAPI that the U.S. National Security Agency NSA and the U.K. National Cyber Security Centre NCSC reported to Microsoft last year. Tracked as CVE-2022-34689 CVSS score: 7.5, the spoofing...

US Cyber Command Operations During the 2022 Midterm Elections

The head of both US Cyber Command and the NSA, Gen. Paul Nakasone, broadly discussed that first organizations offensive cyber operations during the runup to the 2022 midterm elections. He didnt name names, of course: We did conduct operations persistently to make sure that our foreign adversaries...

CVE-2023-22671

Ghidra/RuntimeScripts/Linux/support/launch.sh in NSA Ghidra through 10.2.2 passes user-provided input into eval, leading to command injection when calling analyzeHeadless with untrusted input...

CVE-2023-22671

Ghidra NSA: CVE-2023-22671 affects Ghidra/RuntimeScripts/Linux/support/launch.sh through 10.2.2. Root cause: user input is passed to eval inside launch.sh, enabling command injection when analyzeHeadless is invoked with untrusted input. Impact is high (command injection as per CVSS 3.1) with pote...

Hackers Actively Exploiting Citrix ADC and Gateway Zero-Day Vulnerability

The U.S. National Security Agency NSA on Tuesday said a threat actor tracked as APT5 has been actively exploiting a zero-day flaw in Citrix Application Delivery Controller ADC and Gateway to take over affected systems. The critical remote code execution vulnerability, identified as CVE-2022-27518...

CVE-2022-27518

Unauthenticated remote arbitrary code execution...

NSA, CISA, and ODNI Release Guidance on Potential Threats to 5G Network Slicing

Today, the National Security Agency NSA, CISA, and the Office of the Director of National Intelligence ODNI, published Potential Threats to 5G Network Slicing. This guidance—created by the Enduring Security Framework ESF, a public-private cross-sector working group led by the NSA and CISA—present...

Vulnerability fixed in Citrix Gateway and ADC

Citrix has fixed a vulnerability in Citrix Gateway and Citrix ADC. An unauthenticated remote malicious person could exploit the exploit the vulnerability to execute arbitrary code. To do so, rogue network traffic must be sent to the vulnerable system be sent. Gateway and ADC systems are only...

Citrix Releases Security Updates for Citrix ADC, Citrix Gateway

Citrix has released security updates to address a critical vulnerability CVE-2022-27518 in Citrix ADC and Citrix Gateway. An attacker could exploit this vulnerability to take control of an affected system. This vulnerability has been exploited in the wild. CISA encourages users and administrators...

Android is slowly mastering memory management vulnerabilities

Recently we wrote about why the NSA wants you to shift to memory safe programming languages. The short version is: If you ever read our posts describing security vulnerabilities, you will see a lot of phrases like "buffer overflow", "failure to release memory", "use after free", "memory...

CISA, NSA, and ODNI Release Guidance for Customers on Securing the Software Supply Chain 

Today, CISA, the National Security Agency NSA, and the Office of the Director of National Intelligence ODNI, published the third of a three-part series on securing the software supply chain: Securing Software Supply Chain Series - Recommended Practices Guide for Customers. This publication follow...

NSA Over-surveillance

Here in 2022, we have a newly declassified 2016 Inspector General report--"Misuse of Sigint Systems"--about a 2013 NSA program that resulted in the unauthorized that is, illegal targeting of Americans. Given all we learned from Edward Snowden, this feels like a minor coda. Theres nothing really...

NSA on Supply Chain Security

The NSA together with CISA has published a long report on supply-chain security: "Securing the Software Supply Chain: Recommended Practices Guide for Suppliers.": Prevention is often seen as the responsibility of the software developer, as they are required to securely develop and deliver code,...

Alchimist: A new attack framework in Chinese for Mac, Linux and Windows

Contributions from Matt Thaxton. Cisco Talos discovered a new attack framework including a command and control C2 tool called "Alchimist" and a new malware "Insekt" with remote administration capabilities. The Alchimist has a web interface in Simplified Chinese with remote administration features...

Top CVEs Actively Exploited By People’s Republic of China State-Sponsored Cyber Actors

Summary This joint Cybersecurity Advisory CSA provides the top Common Vulnerabilities and Exposures CVEs used since 2020 by People’s Republic of China PRC state-sponsored cyber actors as assessed by the National Security Agency NSA, Cybersecurity and Infrastructure Security Agency CISA, and Feder...

Top CVEs Actively Exploited by People’s Republic of China State-Sponsored Cyber Actors   

CISA, the Federal Bureau of Investigation FBI, and the National Security Agency NSA have released a joint Cybersecurity Advisory CSA providing the top Common Vulnerabilities and Exposures CVEs used since 2020 by People’s Republic of China PRC state-sponsored cyber actors. PRC state-sponsored cybe...