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CVE-2016-2178

MEDIUM · CVSS 5.5EPSS 1.2%EU EUVD

The dsa_sign_setup function in crypto/dsa/dsa_ossl.c in OpenSSL through 1.0.2h does not properly ensure the use of constant-time operations, which makes it easier for local users to discover a DSA private key via a timing side-channel attack.

Key facts

CVSS score
5.5 (v3.1)
Severity
MEDIUM
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-203
EPSS score
1.2% (69th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2016-3263)
Published
June 20, 2016
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2016-3263 in the EU Vulnerability Database. Last updated in EUVD on August 5, 2024.

View on the EU Vulnerability Database

Affected products

  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • debian / debian linux
  • nodejs / node.js
  • nodejs / node.js
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • openssl / openssl
  • oracle / linux
  • oracle / linux
  • oracle / linux
  • oracle / solaris
  • oracle / solaris
  • suse / linux enterprise

Certified products that may be affected

29 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

See all 29 in the Security Certifications Explorer.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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