CVE-2019-17210

A denial-of-service issue was discovered in the MQTT library in Arm Mbed OS 2017-11-02. The function readMQTTLenString is called by the function MQTTDeserializepublish to get the length and content of the MQTT topic name. In the function readMQTTLenString, mqttstring-lenstring.len is a part of us...

Design/Logic Flaw

A denial-of-service issue was discovered in the MQTT library in Arm Mbed OS 2017-11-02. The function readMQTTLenString is called by the function MQTTDeserializepublish to get the length and content of the MQTT topic name. In the function readMQTTLenString, mqttstring-lenstring.len is a part of us...

Tracking CVE-2019-11043 PHP Vulnerability – An Uncommon Chain of Events

On October 22, security researcher Omar Ganiev published a tweet regarding remote code execution vulnerability in PHP-FPM the FastCGI Process Manager running on the Nginx server. The tweet includes a link to a GitHub repository with an explanation of the vulnerability and a PoC proof-of-concept f...

Data collectors

Who owns data owns the world. And with the Internet taking over much of our daily lives, it has become far easier and faster to receive, collect, and analyze data. The average user cannot even imagine how much data gets collected on them. Besides technical information for example, about a...

Survey Finds People are Privacy Hypocrites

Even while people remain concerned about their own privacy in the workplace and online, most still admit to violations of their coworkers’ privacy by “creeping” on PC screens and “peeking” at documents found in printer trays, a new survey has found. The survey—commissioned by HP as part of Nation...

A week in security (October 7 – 13)

Last week on Malwarebytes Labs, we peered into the possible future of cybersecurity insurance, described the process for securing today’s managed service provider, and provided an in-depth explainer on the business espionage tactic known as “war shipping.” Further, in considering the intersection...

UBUNTU-CVE-2019-17514

library/glob.html in the Python 2 and 3 documentation before 2016 has potentially misleading information about whether sorting occurs, as demonstrated by irreproducible cancer-research results. NOTE: the effects of this documentation cross application domains, and thus it is likely that...

Threat Roundup for October 4 to October 11

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 4 and Oct. 11. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,...

Apple iTunes and iCloud for Windows 0-Day Exploited in Ransomware Attacks

Watch out Windows users! The cybercriminal group behind BitPaymer and iEncrypt ransomware attacks has been found exploiting a zero-day vulnerability affecting a little-known component that comes bundled with Apple's iTunes and iCloud software for Windows to evade antivirus detection. The vulnerab...

PT-2019-5851 · Imagemagick +5 · Imagemagick +5

Name of the Vulnerable Software and Affected Versions: ImageMagick versions prior to 7.0.8-69 Description: A flaw was found in ImageMagick in MagickCore/statistic.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of values...

Too Interested?

I was asked to investigate an incident a while back where my client was being subjected to a sizeable DDoS attack. It was causing them significant pain and, owing to the nature of their business, implementing something like CloudFlare quickly wasn’t an option. It had the hallmarks of a...

PT-2019-5855 · Imagemagick +5 · Imagemagick +5

Name of the Vulnerable Software and Affected Versions: ImageMagick versions prior to 7.0.9-0 Description: The issue is related to multiple unconstrained pixel offset calculations in functions CatromWeights, MeshInterpolate, InterpolatePixelChannel, InterpolatePixelChannels, and InterpolatePixelIn...

PT-2019-5864 · Imagemagick +5 · Imagemagick +5

Name of the Vulnerable Software and Affected Versions: ImageMagick versions prior to 7.0.9-0 Description: A flaw was found in ImageMagick in MagickCore/segment.c, where an attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math...

PT-2019-5854 · Imagemagick +5 · Imagemagick +5

Name of the Vulnerable Software and Affected Versions: ImageMagick versions prior to 7.0.9-0 Description: The issue is related to the CropImage and CropImageToTiles routines in MagickCore/transform.c, where rounding calculations on unconstrained pixel offsets caused undefined behavior, including...

A week in security (September 30 – October 6)

Last week on Malwarebytes Labs, Malwarebytes renewed its pledge to fight stalkerware for National Cybersecurity Awareness NCSA and Domestic Violence Awareness Month. We also looked into what security orchestration is and reported about partnering with security firm, HYAS, to determine the...

Service workers at TPAC

Last month we had a service worker meeting at the W3C TPAC conference in Fukuoka. For the first time in a few years, we focused on potential new features and behaviours. Here's a summary: Resurrection finally killed reg.unregister; If you unregister a service worker registration, it's removed fro...

PT-2019-5726 · Imagemagick +5 · Imagemagick +5

Name of the Vulnerable Software and Affected Versions: ImageMagick versions prior to 7.0.8-68 Description: A flaw was found in ImageMagick in MagickCore/colorspace-private.h and MagickCore/quantum.h. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined...

Command injection

While processing QCANL80211VENDORSUBCMDAVOIDFREQUENCY vendor command, driver does not validate the data obtained from the user space which could be invalid and thus leads to an undesired behaviour in Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdrago...

DEBIAN-CVE-2019-10082

In Apache HTTP Server 2.4.18-2.4.39, using fuzzed network input, the http/2 session handling could be made to read memory after being freed, during connection shutdown...

CB TAU Threat Intelligence Notification: Qbot/Qakbot Attempts to Evade Detection By Overwriting Itself

Qbot, or Qakbot, is a banking trojan that has been seen in the wild for at least 10 years. Recent campaigns have been often delivered by exploit kits and weaponized documents delivered via context-aware phishing campaigns. Qbot has also been suspected of delivering MegaCortex ransomware. Many...