Vulnerability Details : 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, a crafted DKIM-Signature header might lead to a leak of sensitive information from process memory.
Products affected by CVE-2020-28025
- cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
Threat overview for CVE-2020-28025
Top countries where our scanners detected CVE-2020-28025
Top open port discovered on systems with this issue
80
IPs affected by CVE-2020-28025 220,007
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2020-28025
0.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-28025
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-28025
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-28025
-
https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28025-BHASH.txt
Third Party Advisory
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