ZecOps Blog

ZecOps is excited to announce the release of ZecOps for Mobile 2.0, which includes full support for Android. With this release, ZecOps has extended its best-in-class automatic digital forensics capabilities to the two most widespread and important mobile...

In the past few years XNU had few vulns in a newly added/changed code areas and in the content filter area so it is no surprise that the combination of the newly added code and complex areas (content-filter) alongside with a funny comment caught our...

Introduction Previous SMBleedingGhost write-ups:  Part I Part II Part III (this) In the previous part of the series, SMBleedingGhost Writeup Part II: Unauthenticated Memory Read – Preparing the Ground for an RCE, we described two techniques that...

Introduction In our previous blog post, we demonstrated how the SMBGhost bug (CVE-2020-0796) can be exploited for local privilege escalation. A brief reminder: CVE-2020-0796, also known as “SMBGhost”, is a bug in the compression mechanism of SMBv3.1.1....

TL;DR While looking at the vulnerable function of SMBGhost, we discovered another vulnerability: SMBleed (CVE-2020-1206). SMBleed allows to leak kernel memory remotely. Combined with SMBGhost, which was patched three months ago, SMBleed allows to achieve...

Summary and TL;DR Further to Apple’s patch of the MailDemon vulnerability (see our blog here), ZecOps Research Team has analyzed and compared the MailDemon patches of iOS 13.4.5 beta and iOS 13.5.  Our analysis concluded  that the patches are...