CVE-2019-1153

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited 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

2.83% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 86.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. 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

2019-08-14 20:55Z7 YR AGO

Last updated

2024-08-04 18:06Z2 YR AGO

Reserved

2018-11-26

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

9fb44e2581f0b967059483d7f9aa3a67390d22dbaff69714028e5bdf3900fa1d

• portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1153x_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/154098/Microsoft-Font-Subsetting-DLL-FixSbitSubTableFormat1-Out-Of-Bounds-Read.htmlx_refsource_MISC