Improper Verification of Cryptographic Signature in aws-encryption-sdk-cli

Impact This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This ESDK supports a streaming mode where callers may stream the plaintext of signed messages before the ECDSA signature is validated. In...

Improper Verification of Cryptographic Signature in aws-encryption-sdk

Impact This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This ESDK supports a streaming mode where callers may stream the plaintext of signed messages before the ECDSA signature is validated. In...

GHSA-X5H4-9GQW-942J Improper Verification of Cryptographic Signature in aws-encryption-sdk

Impact This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This ESDK supports a streaming mode where callers may stream the plaintext of signed messages before the ECDSA signature is validated. In...

Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Impact This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This update addresses an issue where certain invalid ECDSA signatures incorrectly passed validation. These signatures provide defense in depth...

GHSA-55XH-53M6-936R Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Impact This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This update addresses an issue where certain invalid ECDSA signatures incorrectly passed validation. These signatures provide defense in depth...

Improper Verification of Cryptographic Signature in aws-encryption-sdk-javascript

This ESDK supports a streaming mode where callers may stream the plaintext of signed messages before the ECDSA signature is validated. In addition to these signatures, the ESDK uses AES-GCM encryption and all plaintext is verified before being released to a caller. There is no impact on the...

Improper Verification of Cryptographic Signature in aws-encryption-sdk-javascript

This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages. This ESDK supports a streaming mode where callers may stream the plaintext of signed messages before the ECDSA signature is validated...

Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

This advisory addresses several LOW severity issues with streaming signed messages and restricting processing of certain types of invalid messages...

Important Photon OS Security Update - PHSA-2021-4.0-0031

Updates of 'linux-aws', 'zookeeper', 'linux', 'linux-secure', 'linux-rt' packages of Photon OS have been released...

Imperva® Offers Free Serverless Protection for AWS Lambda

Just as other instant computing infrastructures have done in the past, Function-as-a-Service FaaS now enables DevOps teams to deploy applications more efficiently at a fraction of the cost. AWS Lambda, Amazon Web Services’ AWS serverless approach to infrastructure, enables companies to go-to-mark...

Courier: 2 Bypass of #1067533 rate limit via X-Forwarded-For<space>: Source IP on ( www.trycourier.app )

A vulnerability with AWS API Gateway was uncovered that allowed rate limiting to be bypassed when the X-Forwarded-For headed was manipulated a string added to the header key I was able to bypass the rate limit by adding extra space before the colon X-Forwarded-For: 127.0.0.1. The actual bug was i...

Moderate Photon OS Security Update - PHSA-2021-0031

Updates of 'linux-aws', 'linux-secure', 'zookeeper', 'linux-rt', 'linux' packages of Photon OS have been released...

Important Photon OS Security Update - PHSA-2021-4.0-0029

Updates of 'linux-esx', 'linux-aws', 'linux', 'linux-secure', 'linux-rt' packages of Photon OS have been released...

How to Address the Current Complexity and Chaos of Cloud IAM

Cloudy judgement Combining the separate themes of cloud technology and identity access management IAM might seem like an oxymoron in today’s endlessly scaling environments, but there’s really no going back in the box when it comes to the promise of cloud in driving innovation. The fact is, securi...

8x8: Subdomain takeover of ████.jitsi.net

Summary █████.jitsi.net points to an AWS EC2 instance at 18.195.93.116 that no longer exists. I was able to take control of this IP address and run my own EC2 instance. I can now serve content on this domain, obtain a TLS certificate for this domain, etc. If any customers or servers are pointing ...

Important Photon OS Security Update - PHSA-2021-0237

Updates of 'linux-rt', 'linux-esx', 'linux', 'linux-secure', 'linux-aws' packages of Photon OS have been released...

Important Photon OS Security Update - PHSA-2021-3.0-0237

Updates of 'linux-aws', 'linux', 'linux-secure', 'linux-esx', 'linux-rt' packages of Photon OS have been released...

Ubuntu 21.04 : Linux kernel vulnerabilities (USN-4950-1)

The remote Ubuntu 21.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4950-1 advisory. Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring...

Important Photon OS Security Update - PHSA-2021-4.0-0023

Updates of 'linux-esx', 'linux-aws', 'linux', 'linux-secure', 'linux-rt' packages of Photon OS have been released...

USN-4946-1: Linux kernel vulnerabilities

It was discovered that the DRM subsystem in the Linux kernel contained double-free vulnerabilities. A privileged attacker could possibly use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-20292 Olivier Benjamin, Norbert Manthey, Martin Mazein, and Jan ...