CVE-2022-2928

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

0.68% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 49.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:A/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

2022-10-07 04:45Z3 YR AGO

Last updated

2024-09-17 00:21Z1 YR AGO

Reserved

2022-08-22

Assigning CNA

isc

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase
• CWE-190Integer Overflow or WraparoundBase

Data version

5.1

Document digest

8129be051e352429c84db8e228796a8bae1ca3e6855ac59fb8e97a2983a5b5b9

• kb.isc.orghttps://kb.isc.org/docs/cve-2022-2928
• lists.debian.org[debian-lts-announce] 20221010 [SECURITY] [DLA 3146-1] isc-dhcp security updatehttps://lists.debian.org/debian-lts-announce/2022/10/msg00015.htmlmailing-list
• lists.fedoraproject.orgFEDORA-2022-f5a45757dfhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQXYCIWUDILRCNBAIMVFCSGXBRKEPB4K/vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-9ca9a94e28https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T6IBFH4MRRNJQVWEKILQ6I6CXWW766FX/vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-c4f274a54fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SARIK7KZ7MGQIWDRWZFAOSQSPXY4GOU/vendor-advisory
• security.gentoo.orgGLSA-202305-22https://security.gentoo.org/glsa/202305-22vendor-advisory