CVE-2019-6340

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2022-03-25. Federal remediation due 2022-04-15.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

92.01% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 99.8% of scored records. A rank, not a probability.

NVD base score

8.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-02-21 21:00Z7 YR AGO

Last updated

2025-10-21 23:45Z1 YR AGO

Reserved

2019-01-15

Assigning CNA

drupal

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-502Deserialization of Untrusted DataBase

Data version

5.1

Document digest

fc9dad21c3b2a0f850c63d1aaf6d4cdf2a175235e2d0789c168fccbac5505527

• www.synology.comhttps://www.synology.com/security/advisory/Synology_SA_19_09x_refsource_CONFIRM
• www.exploit-db.com46452https://www.exploit-db.com/exploits/46452/exploitx_refsource_EXPLOIT-DB
• www.drupal.orghttps://www.drupal.org/sa-core-2019-003x_refsource_CONFIRM
• www.exploit-db.com46510https://www.exploit-db.com/exploits/46510/exploitx_refsource_EXPLOIT-DB
• www.securityfocus.com107106http://www.securityfocus.com/bid/107106vdb-entryx_refsource_BID
• www.exploit-db.com46459https://www.exploit-db.com/exploits/46459/exploitx_refsource_EXPLOIT-DB
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-6340government-resource