CVE-2015-0292

CVE-2015-0292 describes an integer underflow vulnerability in the EVP_DecodeUpdate function within OpenSSL versions prior to 0.9.8za, 1.0.0m, and 1.0.1h. This flaw, residing in the base64-decoding implementation, allows remote attackers to trigger a denial of service through memory corruption or potentially other impacts via specially crafted base64 data. With a CVSS score of 7.5, this vulnerability is considered high severity, requiring no authentication and low attack complexity, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code, or Metasploit/Nuclei modules, though it has garnered some community discussion and media coverage.