Telefónica Tech Cyber Security Weekly Briefing 26 March- 1 April Spring4Shell vulnerability Spring has released security updates for the 0-day remote code execution (RCE) flaw known as Spring4Shell. Since the appearance of the vulnerability, unconfirmed information has been released from different...
Telefónica Tech Cyber Security Weekly Briefing 12-18 February Researchers develop exploit for critical vulnerability in Magento Positive Technologies’ offensive security team has developed a Proof of Concept (PoC) for the CVE-2022-24086 CVSSv3 9.8 vulnerability, claiming that it would allow control...
Telefónica Tech Cyber Security Weekly Briefing 22-28 January New vulnerabilities in Linux Two new vulnerabilities of risk have recently been disclosed and are reportedly affecting Linux systems. If exploited, they could allow privilege escalation on the vulnerable system. CVE-2021-4034...
Telefónica Tech Cyber Security Weekly Briefing 8–14 january Microsoft security bulletin Microsoft has published its January security bulletin in which it has fixed a total of 97 bugs, including six 0-day vulnerabilities and nine bugs classified as critical....
Telefónica Tech Cyber Security Weekly Briefing 1–7 january Mail delivery failure on Microsoft Exchange on-premises servers 2 January, Microsoft released a workaround to fix a bug that interrupted email delivery on Microsoft Exchange on-premises servers. The bug is a “year...
Telefónica Tech Cyber Security Weekly Briefing 18 – 24 December Log4Shell Vulnerability (update) Through the week new details and comments around the vulnerability known as Log4Shell have continued to appear. First, a new denial-of-service vulnerability affecting Log4j2 on versions from 2.0-alpha1...
Telefónica Tech Cyber Security Weekly Briefing 4 – 10 December Catalan government suffers DDoS attack According to the statement issued by the Catalan government, the Centre de Telecomunicacions i Tecnologies de la Informació (CTTI) detected last Friday a cyber-attack that compromised more...
Telefónica Tech Cyber Security Weekly Briefing 27 November – 3 December Apple and Google fined 20 million for using user data The Italian Competition and Market Authority (AGCM) has fined both Google and Apple 10 million euros for their method of...
Telefónica Tech Cyber Security Weekly Briefing 20-26 November Reacharound: possible resurgence of the triple threat Trickbot-Emotet-Ransomware Last January, an international action orchestrated by Europol and Eurojust led to the dismantling of the Emotet infrastructure, a malware widely used...
Telefónica Tech Cyber Security Weekly Briefing 13-19 November Emotet returns Security researchers from Cryptolaemus have identifed what seems to be the reappearence of the popular Emotet malware, whose infrastructure had remained inactive since January after a joint intervenion by security...
Florence Broderick Evil FOCA is now Open Source We are really happy to announce that Evil FOCA is now Open Source. We have received lots of comments and feedback about how you are using Evil FOCA, or how...
Florence Broderick How to bypass antiXSS filter in Chrome and Safari (discovered by ElevenPaths) Modern browsers usually have an antiXSS filter, that protects users from some of the consequences of this kind of attacks. Normally, they block cross site scripting execution, so the...
Florence Broderick HookMe, a tool for intercepting communications with API hooking HookMe is a tool for Windows that allows to intercept system processes when calling APIs needed for network connections. The tool, still in beta, was developed by Manuel Fernández (now...
Florence Broderick How does blacklisting work in Java and how to take advantage of it (using whitelisting) Oracle has introduced the notion of whitelisting in its latest version of Java 7 update 40. That is a great step ahead (taken too late) in security for this...
Florence Broderick Quick and dirty shellcode to binary python script https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js If you work with exploits and shellcode, you already know what shellcode is and how to deal with it. Sometimes it comes with exploits in C, Perl, Python…...
