Exim 4 before 4.94.2 allows Out-of-bounds Read because pdkim_finish_bodyhash does not validate the relationship between sig->bodyhash.len and b->bh.len; thus, a crafted DKIM-Signature header might lead to a leak of sensitive information from process memory.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-05-06T04:36:18

Updated: 2024-08-04T16:25:43.977Z

Reserved: 2020-10-30T00:00:00

Link: CVE-2020-28025

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-05-06T13:15:09.750

Modified: 2021-05-10T16:11:00.653

Link: CVE-2020-28025

cve-icon Redhat

No data.