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Before yesterdayNaked Security

Ping of death! FreeBSD fixes crashtastic bug in network tool

By Paul Ducklin
It's a venerable program, and this version had a venerable bug in it.

Chrome fixes 8th zero-day of 2022 – check your version now (Edge too!)

By Paul Ducklin
There isn't a rhyme to remind you which months have browser zero-days... you just have to keep your eyes and ears open!

How to hack an unpatched Exchange server with rogue PowerShell code

By Paul Ducklin
Review your servers, your patches and your authentication policies - there's a proof-of-concept out

Firefox fixes fullscreen fakery flaw – get the update now!

By Paul Ducklin
What's so bad about a web page going fullscreen without warning you first?

Log4Shell-like code execution hole in popular Backstage dev tool

By Paul Ducklin
Good old "string templating", also known as "string interpolation", in the spotlight again...

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S3 Ep108: You hid THREE BILLION dollars in a popcorn tin?

By Paul Ducklin
Patches, busts, leaks and why even low-likelihood exploits can be high-severity risks - listen now!

Emergency code execution patch from Apple – but not an 0-day

By Paul Ducklin
Not a zero-day, but important enough for a quick-fire patch to one system library...

The OpenSSL security update story – how can you tell what needs fixing?

By Paul Ducklin
How to Hack! Finding OpenSSL library files and accurately identifying their version numbers...

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OpenSSL patches are out – CRITICAL bug downgraded to HIGH, but patch anyway!

By Paul Ducklin
That bated-breath OpenSSL update is out! It's no longer rated CRITICAL, but we advise you to patch ASAP anyway. Here's why...

SHA-3 code execution bug patched in PHP – check your version!

By Paul Ducklin
As everyone waits for news of a bug in OpenSSL, here's a reminder that other cryptographic code in your life may also need patching!

Chrome issues urgent zero-day fix – update now!

By Paul Ducklin
We've said it before/And we'll say it again/It's not *if* you should patch/It's a matter of *when*. (Hint: now!)

Apple megaupdate: Ventura out, iOS and iPad kernel zero-day – act now!

By Paul Ducklin
Ventura hits the market with 112 patches, Catalina's gone missing, and iPhones and iPads get a critical kernel-level zero-day patch...

Mystery iPhone update patches against iOS 16 mail crash-attack

By Paul Ducklin
The problem with crashy messaging apps is that *other people* get to choose if and when to send you messages...

WhatsApp “zero-day exploit” news scare – what you need to know

By Paul Ducklin
Is WhatsApp currently under active attack by cybercriminals? Is this a clear and current danger? How worried should WhatsApp users be?

Apple patches zero-day holes – even in the brand new iOS 16

By Paul Ducklin
Five updates, one upgrade, plus two zero-days. Patch your Macs, iPhones and iPads as soon as you can (again)...

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Chrome and Edge fix zero-day security hole – update now!

By Paul Ducklin
This time, the crooks got there first - only 1 security hole patched, but it's a zero-day.

JavaScript bugs aplenty in Node.js ecosystem – found automatically

By Paul Ducklin
How to get the better of bugs in all the possible packages in your supply chain?

Firefox 104 is out – no critical bugs, but update anyway

By Paul Ducklin
Two trust-spoofing bugs were the main culprits this month - but neither one was a zero-day.

Breaching airgap security: using your phone’s gyroscope as a microphone

By Paul Ducklin
One bit per second makes the Voyager probe data rate seem blindingly fast. But it's enough to break your security assumptions...

Bitcoin ATMs leeched by attackers who created fake admin accounts

By Paul Ducklin
The criminals didn't implant any malware. The attack was orchestrated via malevolent configuration changes.

Laptop denial-of-service via music: the 1980s R&B song with a CVE!

By Paul Ducklin
We haven't validated this vuln ourselves... but the source of the story is impeccable. (Impeccably dressed, at least.)

Apple patches double zero-day in browser and kernel – update now!

By Paul Ducklin
Double 0-day exploits - one in WebKit (to break in) and the other in the kernel (to take over). Patch now!

Zoom for Mac patches critical bug – update now!

By Paul Ducklin
There's many a slip 'twixt the cup and the lip. Or at least between the TOC and the TOU...

APIC/EPIC! Intel chips leak secrets even the kernel shouldn’t see…

By Paul Ducklin
If you've ever written code that left stuff lying around in memory when you didn't need it any more... we bet you've regretted it!

GnuTLS patches memory mismanagement bug – update now!

By Paul Ducklin
GnuTLS may well be the most widespread cryptographic toolkit you've never heard of. Learn more...

Critical Samba bug could let anyone become Domain Admin – patch now!

By Paul Ducklin
It's a serious bug... but there's a fix for it, so you know exactly what to do!

Mild monthly security update from Firefox – but update anyway

By Paul Ducklin
You're probably thinking we're going to say, "Don't delay/Do it today"... and that's exactly what we are saying!

OpenSSL fixes two “one-liner” crypto bugs – what you need to know

By Paul Ducklin
"As bad as Heartbleed"? We heard that concern a week ago, but we think it's less ungood than that...

Firefox 102 fixes address bar spoofing security hole (and helps with Follina!)

By Paul Ducklin
Firefox squashes a bug that helped phishers, and brings its own helping hand to Microsoft's "Follina" saga.

OpenSSL issues a bugfix for the previous bugfix

By Paul Ducklin
Fortunately, it's not a major bugfix, which means it's easy to patch and can teach us all some useful lessons.

You’re invited! Join us for a live walkthrough of the “Follina” story…

By Paul Ducklin
Live demo, plain English, no sales pitch, just a chance to watch an attack dissected in safety. Join us if you can!

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