EUVD-2020-0076

Malware in sbrugna...

PT-2024-40040 · Gnu · Gmp

Name of the Vulnerable Software and Affected Versions: PHPECC affected versions not specified Description: The issue concerns malleable ECDSA signature attacks. When generating new ECDSA signatures, the use of the GMPMath adapter, which wraps the GNU Multiple Precision arithmetic library GMP,...

EVM Elliptic Curve Recovery Discrepancy

Lines of code Vulnerability details Impact The Ecrecover.yul file meant to simulate the ecrecover mechanism as executed by traditional ETH 1.0 consensus mechanisms is incorrect. In detail, it does not conform to the "Homestead" update which introduced an upper-bound check for s values of an r, s,...

SUSE CVE-2019-14859

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...

GHSA-8QXJ-F9RH-9FG2 Improper Verification of Cryptographic Signature in Pure-Python ECDSA

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...

PYSEC-2020-163

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...

CVE-2019-14859

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...

CVE-2019-14859

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...