Tag Archives: encryption

High-severity OpenSSL vulnerabilities fixed (CVE-2022-3602, CVE-2022-3786)

Version 3.0.7 of the popular OpenSSL cryptographic library is out, with fixes for CVE-2022-3602 and CVE-2022-3786, two high-severity buffer overflow vulnerabilities in the punycode decoder that could lead to crashes (i.e., denial of service) or potentially remote code execution. CVE-2022-3602, whose existence was preannounced by the OpenSSL Project team a week ago, has luckily turned out to be less dangerous than initially thought. So the much feared *Critical* #OpenSSL turns out to be “just” a … More ? The post High-severity OpenSSL vulnerabilities fixed (CVE-2022-3602, CVE-2022-3786) appeared first on Help Net Security .

More:
High-severity OpenSSL vulnerabilities fixed (CVE-2022-3602, CVE-2022-3786)

DDoS attacks via WordPress now come with encryption

Kaspersky Lab experts have noted an emerging trend – a growth in the number of attacks using encryption. Such attacks are highly effective due to the difficulty in identifying them amongst the overall flow of clean requests. Recently, the company encountered yet more evidence of this trend – an attack exploiting vulnerabilities in WordPress via an encrypted channel. WordPress Pingback attacks have been in use since 2014. They fall under the amplification class of attacks, … More ?

Read the original:
DDoS attacks via WordPress now come with encryption

DNSSEC: Don’t throw the baby out with the bath water

A recent report raiseed concerns about the abuse of DNSSEC to conduct DDoS attacks. The article reported that DNSSEC-signed domains can be used to conduct reflected DDoS attacks with large amplification factors (averaging 28.9x in their study) that could potentially cripple victim servers. The report went on to recommend that organizations deploying DNSSEC should configure their DNS servers to prevent this and other types of abuse. While this report presents some useful information about the … More ?

See more here:
DNSSEC: Don’t throw the baby out with the bath water