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TI-2020-10378 Aliases CVE-2020-13249GHSA-44c7-hc99-224f

libmariadb/mariadb_lib.c in MariaDB Connector/C before 3.1.8 does not properly validate…

Priority MEDIUM 43Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.

Summary

libmariadb/mariadb_lib.c in MariaDB Connector/C before 3.1.8 does not properly validate the content of an OK packet received from a server. NOTE: although mariadb_lib.c was originally based on code shipped for MySQL, this issue does not affect any MySQL components supported by Oracle.

Why it matters now

EPSS 0.02396 84th percentileScored 2026-11-07
Fix Fixed Red Hat: 10 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:mariadb:connector\/c:*:*:*:*:*:*:*:*before 3.1.8VulnerableMariaDB
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*15.1VulnerableopenSUSE
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*31VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*32VulnerableFedoraproject
  • cpe:2.3:a:mariadb:connector\/c:*:*:*:*:*:*:*:* Versions before 3.1.8 Vulnerable ·MariaDB
  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
  • cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject

Remediation

Red Hat 10 advisories

  • RHSA-2020:5654 Released 2020-12-22 · Red Hat rating Important
    mariadb:10.3 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream EUS (v. 8.2) Judy-1.0.5-18.module+el8+2765+cfa4f87b.aarch64::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.ppc64le::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.s390x::mariadb:10.3 +47
  • RHSA-2020:5665 Released 2020-12-22 · Red Hat rating Important
    mariadb:10.3 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream EUS (v. 8.1) Judy-1.0.5-18.module+el8+2765+cfa4f87b.aarch64::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.ppc64le::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.s390x::mariadb:10.3 +47
  • RHSA-2020:5655 Released 2020-12-22 · Red Hat rating Moderate
    mariadb-connector-c security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream EUS (v. 8.2) mariadb-connector-c-3.1.11-2.el8_2, mariadb-connector-c-config-3.1.11-2.el8_2, mariadb-connector-c-devel-3.1.11-2.el8_2
Show 7 more Red Hat advisories
  • RHSA-2020:5662 Released 2020-12-22 · Red Hat rating Moderate
    mariadb-connector-c security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.0) mariadb-connector-c-3.1.11-2.el8_0, mariadb-connector-c-config-3.1.11-2.el8_0, mariadb-connector-c-devel-3.1.11-2.el8_0
  • RHSA-2020:5663 Released 2020-12-22 · Red Hat rating Important
    mariadb:10.3 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.0) Judy-1.0.5-18.module+el8+2765+cfa4f87b.ppc64le::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.src::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.x86_64::mariadb:10.3 +30
  • RHSA-2020:5660 Released 2020-12-22 · Red Hat rating Moderate
    mariadb-connector-c security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream EUS (v. 8.1) mariadb-connector-c-3.1.11-2.el8_1, mariadb-connector-c-config-3.1.11-2.el8_1, mariadb-connector-c-devel-3.1.11-2.el8_1
  • RHSA-2020:5503 Released 2020-12-15 · Red Hat rating Moderate
    mariadb-connector-c security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream (v. 8) mariadb-connector-c-3.1.11-2.el8_3, mariadb-connector-c-config-3.1.11-2.el8_3, mariadb-connector-c-devel-3.1.11-2.el8_3
  • RHSA-2020:5500 Released 2020-12-15 · Red Hat rating Important
    mariadb:10.3 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream (v. 8) Judy-1.0.5-18.module+el8+2765+cfa4f87b.aarch64::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.ppc64le::mariadb:10.3, Judy-1.0.5-18.module+el8+2765+cfa4f87b.s390x::mariadb:10.3 +47
  • RHSA-2020:5246 Released 2020-11-30 · Red Hat rating Important
    rh-mariadb103-mariadb and rh-mariadb103-galera security update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb103-galera-25.3.31-1.el7, rh-mariadb103-mariadb-3:10.3.27-1.el7, rh-mariadb103-mariadb-backup-3:10.3.27-1.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-mariadb103-galera-25.3.31-1.el7, rh-mariadb103-mariadb-3:10.3.27-1.el7, rh-mariadb103-mariadb-backup-3:10.3.27-1.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-mariadb103-galera-25.3.31-1.el7, rh-mariadb103-mariadb-3:10.3.27-1.el7, rh-mariadb103-mariadb-backup-3:10.3.27-1.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb103-galera-25.3.31-1.el7, rh-mariadb103-mariadb-3:10.3.27-1.el7, rh-mariadb103-mariadb-backup-3:10.3.27-1.el7 +17
  • RHSA-2020:4174 Released 2020-10-05 · Red Hat rating Moderate
    rh-mariadb102-mariadb and rh-mariadb102-galera security and bug fix update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb102-galera-25.3.29-1.el6, rh-mariadb102-mariadb-1:10.2.33-1.el6, rh-mariadb102-mariadb-backup-1:10.2.33-1.el6 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb102-galera-25.3.29-1.el7, rh-mariadb102-mariadb-1:10.2.33-1.el7, rh-mariadb102-mariadb-backup-1:10.2.33-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-mariadb102-galera-25.3.29-1.el7, rh-mariadb102-mariadb-1:10.2.33-1.el7, rh-mariadb102-mariadb-backup-1:10.2.33-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-mariadb102-galera-25.3.29-1.el7, rh-mariadb102-mariadb-1:10.2.33-1.el7, rh-mariadb102-mariadb-backup-1:10.2.33-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb102-galera-25.3.29-1.el6, rh-mariadb102-mariadb-1:10.2.33-1.el6, rh-mariadb102-mariadb-backup-1:10.2.33-1.el6 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb102-galera-25.3.29-1.el7, rh-mariadb102-mariadb-1:10.2.33-1.el7, rh-mariadb102-mariadb-backup-1:10.2.33-1.el7 +18

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2020:5500, RHSA-2020:5503
Red Hat Enterprise Linux AppStream E4S (v. 8.0)Fixed RHSA-2020:5662, RHSA-2020:5663
Red Hat Enterprise Linux AppStream EUS (v. 8.1)Fixed RHSA-2020:5660, RHSA-2020:5665
Red Hat Enterprise Linux AppStream EUS (v. 8.2)Fixed RHSA-2020:5654, RHSA-2020:5655
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2020:4174
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:4174, RHSA-2020:5246
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2020:4174, RHSA-2020:5246
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)Fixed RHSA-2020:4174, RHSA-2020:5246
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2020:4174
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:4174, RHSA-2020:5246
Not affected: 1 product
  • Red Hat OpenStack Platform 13 (Queens)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-13249
  2. 2026-10-03 Alias added: GHSA-44c7-hc99-224f

References

Patch 1

Advisory 5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences