Spring4Shell: No need to panic, but mitigations are advised
Security teams around the world got another shock on Thursday when news of disclosure of a PoC for an unauthenticated RCE zero-day vulnerability in Spring Core, a massively …
Attackers are exploiting recently patched RCE in Sophos Firewall (CVE-2022-1040)
A critical vulnerability (CVE-2022-1040) in Sophos Firewall is being exploited in the wild to target “a small set of specific organizations primarily in the South Asia …
New cyberespionage campaign targeting ISPs, research entities
ESET Research discovered a still-ongoing cyberespionage campaign using a previously undocumented Korplug variant by the Mustang Panda APT group. The current campaign exploits …
The not so scary truth about zero-day exploits
We don’t know what we don’t know; this is the quintessential problem plaguing security teams and the primary reason that zero-day exploits can cause such damage. …
Easily exploitable Linux bug gives root access to attackers (CVE-2022-0847)
An easily exploitable vulnerability (CVE-2022-0847) in the Linux kernel can be used by local unprivileged users to gain root privileges on vulnerable systems by taking …
Top threat activities this year
ZeroFox published a threat intelligence forecast for 2022, detailing expected cybercriminal behavior trends including ransomware, malware-as-a-service, vulnerabilities and …
Log4Shell: A retrospective
Now that the dust has settled on both the holiday season and the Log4j vulnerability that saw many of us working through it (CVE-2021-44228), it makes sense to look back and …
End of 2021 witnessed an explosion of RDP brute-force attacks
RDP brute-force attacks continue to be one of the most used attack vectors for breaching enterprise networks, ESET’s latest Threat Report has revealed. RDP brute-force …
Ransomware families becoming more sophisticated with newer attack methods
Ivanti, Cyber Security Works and Cyware announced a report which identified 32 new ransomware families in 2021, bringing the total to 157 and representing a 26% increase over …
DazzleSpy: macOS backdoor delivered through watering hole attacks
In late 2021, a never before seen macOS backdoor was delivered to pro-democracy individuals in Hong Kong via fake and compromised sites (for example, that of local radio …
PolKit vulnerability can give attackers root on many Linux distros (CVE-2021-4034)
A memory corruption vulnerability (CVE-2021-4034) in PolKit, a component used in major Linux distributions and some Unix-like operating systems, can be easily exploited by …
Attackers bypass Microsoft patch to deliver Formbook malware
Sophos Labs researchers have detected the use of a novel exploit able to bypass a patch for a critical vulnerability (CVE-2021-40444) affecting the Microsoft Office file …
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