h1-ctf: [H1-2006 2020] Connecting the dots to send hackers their Bug Bounty

Hello team Thank you so much for organising the ctf it has helped a lot to learn and improve my knowledge now lets got to solution i have preapred short videos as a refrence for each part and broken down ctf in 8 challenges. So the ctf was broken into: 1. Gathering leaking to gain login credentia...

Security Bulletin: Three vulnerabilities in Nimbus JOSE+JWT affect IBM Spectrum Conductor

Summary There are three vulnerabilities in Nimbus JOSE+JWT 3.1.2 used by IBM Spectrum Conductor 2.4.1, IBM Spectrum Conductor 2.4.0 and IBM Spectrum Conductor 2.3.0. IBM Spectrum Conductor 2.4.1, IBM Spectrum Conductor 2.4.0 and IBM Spectrum Conductor 2.3 have addressed the applicable CVEs...

Apple Pays $100K Bounty for Critical 'Sign in With Apple' Flaw

A researcher recently found a critical Apple vulnerability that, if exploited, could enable remote attackers to abuse the “Sign in with Apple” feature to take over victims’ third-party application accounts. The security researcher, Bhavuk Jain, reported the flaw to Apple via its bug bounty progra...

The vulnerability of the Nimbus JOSE + JWT Java library lies in insufficient checks for unusual or exceptional states, allowing attackers to trigger service failures or gain unauthorized access to protected information.

The vulnerability of the Nimbus JOSE + JWT Java library is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow an attacker, operating remotely, to cause service failures or gain unauthorized access to protected information...

Security Bulletin: Multiple vulnerabilities have been identified in DB2 that affect the IBM Performance Management product

Summary DB2 contains several vulnerabilities which can affect the IBM Performance Management product. Some of the information about security vulnerabilities affecting DB2 has been published in security bulletins. Vulnerability Details CVEID: CVE-2017-12973 DESCRIPTION: Connect2id Nimbus JOSE+JWT...

CVE-2020-1762

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the...

CVE-2020-1762

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the...

Input validation

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the...

CVE-2020-1762

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the...

CVE-2020-1762

CVE-2020-1762 affects Kiali versions 0.4.0 to 1.15.0; root cause is insufficient JWT validation. An attacker could steal a valid JWT cookie and use it to spoof a user session, potentially gaining privileges to view and alter Istio configuration. The issue was fixed in Kiali 1.15.1. Remediation is...

How An Image Could've Let Attackers Hack Microsoft Teams Accounts

Microsoft has patched a worm-like vulnerability in its Teams workplace video chat and collaboration platform that could have allowed attackers to take over an organization's entire roster of Teams accounts just by sending participants a malicious link to an innocent-looking image. The flaw,...

CVE-2020-1762: Insufficient Session Expiration

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the...

Semrush: Broken validation of user Id for JWT Token

Traffic Analytics Tool TA uses JWT tokens to store user subscription information without any kind of personal information. JWT tokens are created by passing a user ID. There was an error with validation of user Id for JWT token...

RS256-2-HS256 - JWT Attack To Change The Algorithm RS256 To HS256

JWT Attack to change the algorithm RS256 to HS256 Usage usage: RS2562HS256JWT.py -h payload pubkey positional arguments: payload JSON payload from JWT to attack pubkey Public key file to use for signing optional arguments: -h, --help show this help message and exit Example Download RS256-2-HS256...

Security Bulletin: Multiple vulnerabilities in Nimbus-JOSE-JWT affect IBM Spectrum Symphony

Summary Multiple vulnerabilities exist in the Nimbus-JOSE-JWT used by IBM Spectrum Symphony V7.3 and V7.2.1. Interim fixes that provide instructions on upgrading the nimbus-jose-jwt package to version 8.10 are available on IBM Fix Central. Vulnerability Details CVEID: CVE-2017-12974 DESCRIPTION:...

Oracle Primavera Gateway (Apr 2020 CPU)

The version of tested product installed on the remote host is prior to tested version. It is, therefore, affected by the following vulnerabilities as referenced in the April 2020 CPU advisory: - In Apache Commons Beanutils 1.9.2, a special BeanIntrospector class was added which allows suppressing...

CVE-2020-5300

In Hydra an OAuth2 Server and OpenID Certified™ OpenID Connect Provider written in Go, before version 1.4.0+oryOS.17, when using client authentication method 'privatekeyjwt' 1, OpenId specification says the following about assertion jti: "A unique identifier for the token, which can be used to...

CVE-2020-5300

In Hydra an OAuth2 Server and OpenID Certified™ OpenID Connect Provider written in Go, before version 1.4.0+oryOS.17, when using client authentication method 'privatekeyjwt' 1, OpenId specification says the following about assertion jti: "A unique identifier for the token, which can be used to...

Design/Logic Flaw

In Hydra an OAuth2 Server and OpenID Certified™ OpenID Connect Provider written in Go, before version 1.4.0+oryOS.17, when using client authentication method 'privatekeyjwt' 1, OpenId specification says the following about assertion jti: "A unique identifier for the token, which can be used to...

CVE-2020-5300 Disallow replay of `private_key_jwt` by blacklisting JTIs in Hydra

In Hydra an OAuth2 Server and OpenID Certified™ OpenID Connect Provider written in Go, before version 1.4.0+oryOS.17, when using client authentication method 'privatekeyjwt' 1, OpenId specification says the following about assertion jti: "A unique identifier for the token, which can be used to...