Una nueva vulnerabilidad XSS en TweetDeck para Google Chrome permite la ejecución de código en forma remota simplemente escribiéndolo en un tweet.
Un hacker indio que se autodenomina Bl@Ck Dr@GoN ha hecho un defacement en uno de los subdominios de Oracle, la reconocida compañía proveedora de software. El sitio en cuestión corresponde a Oracle University Electronic Attendance, el cual, momento de publicar este post, seguía mostrando el mensaje que se ve en la siguiente captura: Los usuarios
Anteriormente hemos informado sobre los ataques web XSS y qué tipos existen. Asimismo, también hemos informado sobre vulnerabilidades XSS en sitios web populares. En esta ocasión, analizaremos cuál es el impacto de un ataque stored cross site scripting (XSS) sobre un usuario y qué precauciones deberían tomarse para que el usuario tome medidas de protección.
Cuevana, el popular sitio argentino de distribución gratuita de series y películas, fue encontrado distribuyendo un plugin para Firefox que contenía algunas líneas de instrucciones maliciosas, es decir, código cuyo propósito es capturar contraseñas en sitios web como los datos que ingresa un usuario en un formulario de una página. Al respecto, algunos miembros de
Continuamente los usuarios de redes sociales nos encontramos con contenidos no generados por nosotros en nuestros perfiles de Facebook, cuentas de Twitter , etc. Como sabemos, estos contenidos pueden llegar a representar un peligro para los usuarios desprevenidos que por curiosidad o desconocimiento acceden a ellos. En esta oportunidad hablaremos mas en profundidad de uno
Here's another post from our colleagues in Spain (http://www.eset.es): mistakes in interpretation are down to me (David Harley). We have frequently talked about and shown examples of threats that take advantage of Black-Hat SEO (Search Engine Optimization). This technique (BHSEO) is used by malware authors to position the malicious links in the top results when a potential
SC Magazine's Dan Raywood reports that "To be completely patched requires an average of between 51 and 86 actions per year", quoting findings by Secunia that " in order for the typical home user to stay fully patched, an average of 75 patches from 22 different vendors need to be installed, requiring the user to
There has been quite a lot of traffic in the last few weeks about the doc.media.newPlayer vulnerability referenced in the CVE database as CVE-2009-4324. The following Adobe articles refer: http://www.adobe.com/support/security/advisories/apsa09-07.html http://blogs.adobe.com/psirt/2009/12/new_adobe_reader_and_acrobat_v.html http://blogs.adobe.com/psirt/2009/12/security_advisory_apsa09-07_up.html Today's article at the Internet Storm Center by Bojan Zdrnja (http://isc.sans.org/diary.html?storyid=7867) gives a lot of detail on a particularly inventive exploit of the
Adobe PDF files were supposed to be a safe alternative to Microsoft Word documents in a time when Microsoft offered no effective protection against macro viruses and had virtually no security model in Office at all. Times change. Microsoft Word documents rarely spread macro viruses and have not for a long time if you are
Some of us are currently enjoying some excellent presentations at a CARO workshop in Budapest on exploits and vulnerabilities. Hopefully, some of them will eventually be made public, so that we’ll be able to include pointers to specific resources. While there’s been a great deal of technical detail made available that has passed me by
One of my all time favorite quotes is by “"Those who cannot remember the past are condemned to repeat it." George Santayana said this in The Life of Reason or The Phases of Human Progress: Reason in Common Sense 284 (2nd ed., Charles Scribner’s Sons, New York, New York 1924 (originally published 1905 Charles Scribner’s
Well, I’ve still had no information about updates to address the recent Acrobat vulnerability/exploits to either of the addresses I subscribed to Adobe’s Security Notification Service. However, the RSS feed here does work. Which is how I know that Acrobat Reader 9.1 and 8.1.4 for Unix were released yesterday, right on time. As expected, these address the
Well, Adobe are still not speaking to me: I’ve had no information about updates to address the recent Acrobat vulnerability/exploits to either of the addresses I subscribed to its Security Notification Service. (See PPPS below.) However, something positive is happening out there in the old clay homestead: updates have arrived for a machine on which
Here’s a phish one of ESET’s partners drew our attention to: it’s aimed at users of Maybank (http://www.maybank2u.com), the largest financial services group in Malaysia. The scam is somewhat more elaborate than many we see, and it’s worth a little analysis to see what flags we can extract from it for spotting a phisher at work From: Maybank
An IT/business magazine called Information Age, apparently aimed at executives with interest and responsibilities in IT, hit my letterbox this morning. That’s an actual magazine with real paper pages: remember those? Seeing as it’s Saturday, I took it back to bed with me to look through while I had the first coffee of the day, and