CVE-2020-6018

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long encrypted messages in function AESGCMDecryptContext::Decrypt when compiled using libsodium, leading to a Stack-Based Buffer Overflow and resulting in a memory corruption and possibly even a remote code execution...

PT-2020-18893

Name of the Vulnerable Software and Affected Versions Valve's Game Networking Sockets versions prior to v1.2.0 Description The issue arises from the improper handling of long encrypted messages in the AES GCM DecryptContext::Decrypt function when compiled using libsodium. This leads to a...

Valvesoftware GameNetworkingSockets Buffer Error Vulnerability

Valvesoftware GameNetworkingSockets is a transport layer support software for games to pass data from Valvesoftware USA. A security vulnerability exists in Valve Game Networking Sockets versions prior to 1.2.0, which stems from the incorrect handling of long encrypted messages in...

In-band Protocol Negotiation And Robustness Weakness

aws-encryption-sdk suffers from an In-band protocol negotiation and robustness weakness. The SDK allows a unique ciphertext to be decrypted into different results due to the non-committing property of AES-GCM, and other AEAD ciphers such as AES-GCM-SIV, or XChaCha20Poly1305, when encrypting...

CVE-2020-8897

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

CVE-2020-8897

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

CVE-2020-8897

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

Design/Logic Flaw

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

PYSEC-2020-261

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

CVE-2020-8897

CVE-2020-8897 : A weak robustness vulnerability affects the AWS Encryption SDKs for Java, Python, C and Javalcript prior to 2.0.0. The non-committing property of AES-GCM (and related AEAD ciphers) can let an attacker craft a unique ciphertext that decrypts to multiple different results, which is ...

CVE-2020-8897 Robustness weakness in AWS KMS and Encryption SDKs

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

CVE-2020-8897

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

PT-2020-20358

Name of the Vulnerable Software and Affected Versions AWS Encryption SDKs versions prior to 2.0.0 Description A weak robustness vulnerability exists in the AWS Encryption SDKs due to the non-committing property of AES-GCM and other AEAD ciphers. This allows an attacker to craft a unique ciphertex...

CVE-2020-8897: Use of a Broken or Risky Cryptographic Algorithm

A weak robustness vulnerability exists in the AWS Encryption SDKs for Java, Python, C and Javalcript prior to versions 2.0.0. Due to the non-committing property of AES-GCM and other AEAD ciphers such as AES-GCM-SIV or XChaCha20Poly1305 used by the SDKs to encrypt messages, an attacker can craft a...

CVE-2020-8912

A vulnerability in the in-band key negotiation exists in the AWS S3 Crypto SDK for GoLang versions prior to V2. An attacker with write access to the targeted bucket can change the encryption algorithm of an object in the bucket, which can then allow them to change AES-GCM to AES-CTR. Using this i...

Authentication flaw

A vulnerability in the in-band key negotiation exists in the AWS S3 Crypto SDK for GoLang versions prior to V2. An attacker with write access to the targeted bucket can change the encryption algorithm of an object in the bucket, which can then allow them to change AES-GCM to AES-CTR. Using this i...

CVE-2020-8912: Use of a Broken or Risky Cryptographic Algorithm

A vulnerability in the in-band key negotiation exists in the AWS S3 Crypto SDK for GoLang versions prior to V2. An attacker with write access to the targeted bucket can change the encryption algorithm of an object in the bucket, which can then allow them to change AES-GCM to AES-CTR. Using this i...

OSV-2020-1290 Bad-free in aes_gcm_cleanup

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14333 Crash type: Bad-free Crash state: aesgcmcleanup EVPCIPHERCTXfree cryptofuzz::module::CTXCopier::copy...

PT-2020-21809

Name of the Vulnerable Software and Affected Versions No specific software or versions are mentioned in the provided description. Description The issue is related to a crash type known as Bad-free, which occurs during the cleanup process of aes gcm. The crash state involves the functions EVP CIPH...

CVE-2018-21058

An issue was discovered on Samsung mobile devices with N7.0, O8.0 exynos7420 or Exynos 8890/8996 chipsets software. Cache attacks can occur against the Keymaster AES-GCM implementation because T-Tables are used; the Cryptography Extension CE is not used. The Samsung ID is SVE-2018-12761 September...