All vulnerabilities

Servers and applications

CVE-2018-0733

Because of an implementation bug the PA-RISC CRYPTO_memcmp function is effectively reduced to only comparing the least significant bit of each byte. This allows an attacker to forge messages that would be considered as authenticated in an amount of tries lower than that guaranteed by the security claims of the scheme. The module can only be compiled by the HP-UX assembler, so that only HP-UX…

Severity
Medium 5.9
Published
27 Mar 2018
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • From 1.1.0 up to 1.1.0g

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-0733
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-0733