Hacking Hardware Password Managers: The RecZone

TL:DR Hardware security can be difficult to fathom, so I set out to research three password vaults as a newbie, sharing my findings. I picked three popular hardware vaults, each with different components, requiring different skills and equipment. Here's how I learned about disassembly, chipset...

400 Vet Locations Nipped by Ryuk Ransomware

National Veterinary Associates NVA has been hit with the Ryuk ransomware, in an attack that affects 400 clinics across the country. The California company said that it could take a week for its facilities to be fully back up and running normally. Patient records, payment systems and practice...

CVE-2008-7272

CVE-2008-7272 affects FireGPG before 0.6. The issue arises from insecure handling of the user’s passphrase and decrypted cleartext, which are written to disk as pre-encrypted cleartext and the passphrase. This can lead to the compromise of secure communications or the user’s private key. The prov...

CVE-2018-2618

It was discovered that the key agreement implementations in the JCE component of OpenJDK did not guarantee sufficient strength of used keys to adequately protect generated shared secret. This could make it easier to break data encryption by attacking key agreement rather than the encryption using...

Ransomware Bites Dental Data Backup Firm

PerCSoft, a Wisconsin-based company that manages a remote data backup service relied upon by hundreds of dental offices across the country, is struggling to restore access to client systems after falling victim to a ransomware attack. West Allis, Wis.-based PerCSoft is a cloud management provider...

Sensitive data written to disk unencrypted in Spark

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk controlled by spark.maxRemoteBlockSizeFetchToMem; in SparkR, using parallelize; in Pyspark, using...

CVE-2019-10099

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk controlled by spark.maxRemoteBlockSizeFetchToMem; in SparkR, using parallelize; in Pyspark, using...

CVE-2019-10099

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk controlled by spark.maxRemoteBlockSizeFetchToMem; in SparkR, using parallelize; in Pyspark, using...

Code injection

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk controlled by spark.maxRemoteBlockSizeFetchToMem; in SparkR, using parallelize; in Pyspark, using...

MemGuard - Secure Software Enclave For Storage Of Sensitive Information In Memory

Secure software enclave for storage of sensitive information in memory. This package attempts to reduce the likelihood of sensitive data being exposed. It supports all major operating systems and is written in pure Go. Features Sensitive data is encrypted and authenticated in memory using xSalsa2...

Symantec Encryption Desktop Multiple Vulnerabilities (SYMSA1485)

The version of Symantec Encryption Desktop installed on the remote host is affected by two privilege escalation vulnerabilities. A local attacker could exploit these vulnerabilities to gain elevated access to the system. C Tenable Network Security, Inc. include'compat.inc'; if description...

CB TAU Threat Intelligence Notification: Buran Ransomware

Recently there was malvertising campaign which would redirect users to RIG exploit kit and then infecting victim’s computer with a new ransomware named as Buran Ransomware. It will drop a ransom note named ‘!!! YOUR FILES ARE ENCRYPTED !!!.txt’ and append victim’s personal ID as extensions to the...

CVE-2018-20810

Session data between cluster nodes during cluster synchronization is not properly encrypted in Pulse Secure Pulse Connect Secure PCS 8.3RX before 8.3R2 and Pulse Policy Secure PPS 5.4RX before 5.4R2. This is not applicable to PCS 8.1RX, PPS 5.2RX, or stand-alone devices...

WiFi Protection in Public Places

WiFi Internet has added much convenience to our daily lives, with its easy accessibility in public places such as restaurants, hotels, and cafes; malls, parks, and even in airplanes, where we can connect online for faster transactions and communication. Like any online technology, however, it’s...

CVE-2017-14852

The CVE-2017-14852 entry concerns Orpak SiteOmat management console. The root cause is insecure communication due to an invalid SSL certificate, enabling an eavesdropper to capture and decrypt sensitive data in transit. Reported impact includes exposure of credentials and related data. Affected s...

Wary of the use of the Office vulnerabilities to spread commercial spyware AgentTesla-vulnerability warning-the black bar safety net

Background overview AgentTesla was originally a released in 2014 the simple key loggers, and in recent years its development team which constantly adds many new features, and sale. AgentTesla has now become a commercial spyware that can be controlled by the end of the generation to meet the...

SSL/TLS: Birthday attack against 64-bit block ciphers (SWEET32)

A flaw was found in the way the DES/3DES cipher was used as part of the TLS/SSL protocol. A man-in-the-middle attacker could use this flaw to recover some plaintext data by capturing large amounts of encrypted traffic between TLS/SSL server and client if the communication used a DES/3DES based...

Information Disclosure

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with the proposed OpenPGP Internet standard and the S/MIME standard. It was found that GnuPG was vulnerable to the Yarom/Falkner flush+reload cache side-channel attack on the RSA secret...

CB TAU Threat Intelligence Notification: HopLight Campaign (Linked to North Korea) is Reusing Substantial Amount of Code

On April 10, 2019 the US Department of Homeland Security DHS released a Malware Analysis Report MAR-10135536-8 which detailed the trojan HopLight. HopLight has been linked to different North Korean DPRK campaigns also known as the Lazarus Group. The CB Threat Analysis Unit TAU has continued to...

Financial Apps are Ripe for Exploit via Reverse Engineering

A white hat hacker reverse engineered 30 mobile financial applications and found sensitive data buried in the underlying code of nearly all apps examined. With this information a hacker could, for example, recover application programming interface API keys and use them to attack the vendor’s...