VulnerabilityModified
CVE-2020-28017
Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients.
CRITICAL 9.8EPSS 36.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 36.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients. NOTE: remote exploitation may be difficult because of resource consumption.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 36.90% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- exim/exim
- Source
- cve@mitre.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.