CVE-2019-2503

MEDIUMNVD 6.46.4—
EchelonGraph scoreMEDIUM confidence

Score 6.4 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 6.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2.5%CVSS: 6.4Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Connection Handling). Supported versions that are affected are 5.6.42 and prior, 5.7.24 and prior and 8.0.13 and prior. Difficult to exploit vulnerability allows low privileged attacker with access to the physical communication segment attached to the hardware where the MySQL Server executes to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Server accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.4 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H).

CVSS v3
6.4
EG Score
6.4MEDIUMmedium confidence
EG Risk
30
EG Risk 30/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity64% × 45%
Exploitation3% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
2.5%
EPSS %ILE
84th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

January 16, 2019

Last Modified

November 21, 2024

References (16)

Vendor Advisories for CVE-2019-2503(4)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(5)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
ubuntumysql-testsuite-5.7 (5.7.25-0ubuntu0.16.04.2) @ xenial2026-05-27ubuntu
redhatmysql:8.0-8000020190807131617.f8e95b4e2019-08-15redhat
redhatrh-mysql80-mysql-0:8.0.17-1.el72019-08-14redhat
redhatmariadb-1:5.5.64-1.el72019-08-06redhat
redhatrh-mariadb102-mariadb-1:10.2.22-1.el72019-05-21redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(2 across 2 ecosystems)
Debian:8(1)
PackageVulnerable rangeFix by version rangeDependents
mariadb-10.010.0.16-1 ... 10.0.36-0+deb8u1 (56 versions)
  • every version up to 10.0.37-0+deb8u1: fixed in 10.0.37-0+deb8u1
—
Debian:9(1)
PackageVulnerable rangeFix by version rangeDependents
mariadb-10.110.1.23-9+deb9u1 ... 10.1.29-1 (13 versions)
  • every version up to 10.1.37-0+deb9u1: fixed in 10.1.37-0+deb9u1
—

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 5× in last 7d / 27× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 161 total refreshes for this CVE.

  1. 2026-10-05 17:39 UTCEPSS rescore
  2. 2026-10-04 23:18 UTCEPSS rescore
  3. 2026-10-03 14:22 UTCEPSS rescore
  4. 2026-09-30 14:59 UTCEPSS rescore
  5. 2026-09-30 10:17 UTCEG score recompute
  6. 2026-09-28 14:12 UTCOSV refresh
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  27. 2026-08-06 07:21 UTCOSV refresh
  28. 2026-08-05 19:13 UTCEPSS rescore
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  40. 2026-07-23 01:44 UTCEG score recompute
  41. 2026-07-22 22:24 UTCEG score recompute
  42. 2026-07-22 14:05 UTCEPSS rescore
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  45. 2026-07-20 23:32 UTCOSV refresh
  46. 2026-07-20 17:04 UTCEPSS rescore
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  73. 2026-07-01 15:03 UTCEPSS rescore
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  75. 2026-06-30 23:20 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2019-2503?
CVE-2019-2503 is a medium vulnerability published on January 16, 2019. Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Connection Handling). Supported versions that are affected are 5.6.42 and prior, 5.7.24 and prior and 8.0.13 and prior. Difficult to exploit vulnerability allows low privileged attacker with access to the physical…
When was CVE-2019-2503 disclosed?
CVE-2019-2503 was first published on January 16, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-2503 actively exploited?
CVE-2019-2503 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.5% probability of exploitation in the next 30 days (84th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2019-2503?
CVE-2019-2503 has a CVSS v3 base score of 6.4 (NVD).
How do I remediate CVE-2019-2503?
A fix for CVE-2019-2503 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2019-2503 are linked in the Vendor Advisories panel on this page.

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