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Servers and applications

CVE-2016-0703

The get_client_master_key function in s2_srvr.c in the SSLv2 implementation in OpenSSL before 0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before 1.0.2a accepts a nonzero CLIENT-MASTER-KEY CLEAR-KEY-LENGTH value for an arbitrary cipher, which allows man-in-the-middle attackers to determine the MASTER-KEY value and decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA…

Severity
Medium 5.9
Published
2 Mar 2016
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • Version 1.0.2
  • Version 1.0.2-beta3
  • Version 1.0.2-beta2
  • Version 1.0.2-beta1
All 44 release lines
  • Every version up to 0.9.8ze
  • Version 1.0.0-beta1
  • Version 1.0.0-beta2
  • Version 1.0.0-beta3
  • Version 1.0.0-beta4
  • Version 1.0.0-beta5
  • Version 1.0.0
  • Version 1.0.0a
  • Version 1.0.0b
  • Version 1.0.0c
  • Version 1.0.0d
  • Version 1.0.0e
  • Version 1.0.0f
  • Version 1.0.0g
  • Version 1.0.0h
  • Version 1.0.0i
  • Version 1.0.0j
  • Version 1.0.0k
  • Version 1.0.0l
  • Version 1.0.0m
  • Version 1.0.0n
  • Version 1.0.0o
  • Version 1.0.0p
  • Version 1.0.0q
  • Version 1.0.1-beta1
  • Version 1.0.1-beta2
  • Version 1.0.1-beta3
  • Version 1.0.1
  • Version 1.0.1a
  • Version 1.0.1b
  • Version 1.0.1c
  • Version 1.0.1d
  • Version 1.0.1e
  • Version 1.0.1f
  • Version 1.0.1g
  • Version 1.0.1h
  • Version 1.0.1i
  • Version 1.0.1j
  • Version 1.0.1k
  • Version 1.0.1l
  • Version 1.0.2-beta1
  • Version 1.0.2-beta2
  • Version 1.0.2-beta3
  • Version 1.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-0703
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-0703