CVE-2018-17962

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

4.50% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 90.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

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

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2018-10-09 22:00Z7 YR AGO

Last updated

2024-08-05 11:01Z2 YR AGO

Reserved

2018-10-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
• CWE-190Integer Overflow or WraparoundBase
• CWE-121Stack-based Buffer OverflowVariant

Data version

5.1

Document digest

137255faa69e97021f84d2446ccdf6f23c95809794ba71d42a6ea68501ffc362

• www.openwall.com[oss-security] 20181008 Qemu: integer overflow issueshttp://www.openwall.com/lists/oss-security/2018/10/08/1mailing-listx_refsource_MLIST
• www.debian.orgDSA-4338https://www.debian.org/security/2018/dsa-4338vendor-advisoryx_refsource_DEBIAN
• usn.ubuntu.comUSN-3826-1https://usn.ubuntu.com/3826-1/vendor-advisoryx_refsource_UBUNTU
• lists.gnu.org[qemu-devel] 20180926 [PULL 23/25] pcnet: fix possible buffer overflowhttps://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03268.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security updatehttps://lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlmailing-listx_refsource_MLIST
• access.redhat.comRHSA-2019:2892https://access.redhat.com/errata/RHSA-2019:2892vendor-advisoryx_refsource_REDHAT