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Vulnerabilities

Vulnerability · CVE-2015-3152

Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, whi…

Published May 16, 2016 · catalog updated Jun 17, 2026 · the affected product

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2015-3152. EPSS is 7.14%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
7.14%
Remediation
Version ranges on file
Affected products
cpe debian/debian linux · cpe mariadb/mariadb · cpe oracle/mysql · cpe oracle/mysql connector/c · cpe redhat/enterprise linux desktop

Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux8.0
  • cpe mariadb/mariadb< 10.0.20
  • cpe mariadb/mariadb< 5.5.44
  • cpe oracle/mysql<= 5.7.2
  • cpe oracle/mysql connector/c<= 6.1.2
  • cpe redhat/enterprise linux desktop7.0

How to fix CVE-2015-3152

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2015-3152. EPSS is 7.14%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with debian/debian linux 8.0; oracle/mysql connector/c <= 6.1.2; redhat/enterprise linux desktop 7.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-295: Improper Certificate Validation. EPSS 7.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

MySQL security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 16, 2016 · Monitored products — high

    Detected

    Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.

Sources

  • CVE.orgVulnerability recordCVE-2015-3152

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2015-3152

    Oracle MySQL before 5.7.3, Oracle MySQL Connector/C (aka libmysqlclient) before 6.1.3, and MariaDB before 5.5.44 use the --ssl option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, aka a "BACKRONYM" attack.

    nvd.nist.gov
  • Shodan InternetDBThreat intelligenceCVE-2015-3152
    internetdb.shodan.io

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Shodan InternetDBNov 3, 2026
  • CVE.orgNov 2, 2026
  • Monitored products — highNov 1, 2026