CVE-2021-27343: Serenityos

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

SerenityOS Unspecified is affected by: Buffer Overflow. The impact is: obtain sensitive information (context-dependent). The component is: /Userland/Libraries/LibCrypto/ASN1/DER.h Crypto::der_decode_sequence() function. The attack vector is: Parsing RSA Key ASN.1.

Affected products

• Serenityos Serenityos: affected versions not specified

Published 2021-04-06. Last modified 2026-06-17.