Insecure Defaults Affecting openssl package, versions [0,1.1.0h)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.91% (83rd percentile)

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  • Snyk IDSNYK-UNMANAGED-OPENSSL-2318576
  • published14 Dec 2021
  • disclosed27 Mar 2018
  • creditUnknown

Introduced: 27 Mar 2018

CVE-2018-0733  (opens in a new tab)
CWE-453  (opens in a new tab)

How to fix?

Upgrade openssl to version 1.1.0h or higher.

Overview

Affected versions of this package are vulnerable to Insecure Defaults. 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 PA-RISC targets are affected.

References

CVSS Scores

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