CVE-2016-2178

Advisory lineage Upstream: 0 Downstream: 21
Modified
Published: 20 Jun 2016, 00:00
Last modified:05 Aug 2024, 23:17

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.1 (nvd)
EPSS Score
0.19% LOW
0% probability -0.02%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

20 Jun 2016, 00:00
Published
Vulnerability first disclosed
05 Aug 2024, 23:17
Last Modified
Vulnerability information updated

Description

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • v2.0•LOW•Score: 2.1AV:L/AC:L/Au:N/C:P/I:N/A:N

EPSS Trends

Current EPSS score: 0.19%• Percentile: 40%

Techniques & Countermeasures

  • CWE-203•Observable Discrepancy

    The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

Affected Systems

  • canonical•ubuntu_linux

    12.04 | 14.04 | 16.04

  • debian•debian_linux

    8.0

  • nodejs•node.js

    ≥ 0.10.0, < 0.10.47 | ≥ 0.12.0, < 0.12.16 | ≥ 4.0.0, ≤ 4.1.2 | ≥ 4.2.0, < 4.6.0 | ≥ 5.0.0, < 6.7.0

  • Unknown•OpenSSL

    1.0.1 | 1.0.1a | 1.0.1b | 1.0.1c | 1.0.1d | 1.0.1e | 1.0.1f | 1.0.1g | 1.0.1h | 1.0.1i | 1.0.1j | 1.0.1k | 1.0.1l | 1.0.1m | 1.0.1n | 1.0.1o | 1.0.1p | 1.0.1q | 1.0.1r | 1.0.1s | 1.0.1t | 1.0.2 | 1.0.2a | 1.0.2b | 1.0.2c | 1.0.2d | 1.0.2e | 1.0.2f | 1.0.2g | 1.0.2h

  • oracle•linux

    5 | 6 | 7

  • Unknown•Solaris

    10 | 11.3

  • suse•linux_enterprise

    12.0

References (69)