CVE-2017-8759

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2021-11-03. Federal remediation due 2022-05-03.

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

88.70% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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

2017-09-13 01:00Z8 YR AGO

Last updated

2025-10-21 23:55Z10 MO AGO

Reserved

2017-05-03

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

7bedb644d930e8c4f0f329c925cb896213664e5cc58520c95b9c9e9246af6349

• www.securityfocus.com100742http://www.securityfocus.com/bid/100742vdb-entryx_refsource_BID
• github.comhttps://github.com/bhdresh/CVE-2017-8759x_refsource_MISC
• github.comhttps://github.com/nccgroup/CVE-2017-8759x_refsource_MISC
• portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8759x_refsource_CONFIRM
• www.exploit-db.com42711https://www.exploit-db.com/exploits/42711/exploitx_refsource_EXPLOIT-DB
• www.securitytracker.com1039324http://www.securitytracker.com/id/1039324vdb-entryx_refsource_SECTRACK
• github.comhttps://github.com/GitHubAssessments/CVE_Assessments_01_2020x_refsource_MISC
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8759government-resource