CVE-2020-28025

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…

published May 6, 2021

CVSS
—
EPSS
3%
Percentile
86.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02764 · 86.2th percentile
Published
2021-05-06T04:36Z
EPSS history
Timeline
  • 06 MAY 04:36Z
    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…
    cvelistv5