Home/CVE/Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters. Local users can alter the behavior of root processe
CVE

CVE-2020-28015

Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters. Local users can alter the behavior of root processe

Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters. Local users can alter the behavior of root processes because a recipient address can have a newline character.

HIGH · CVSS 7.8 EPSS 0.00041
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

1
exim>= 4.00 and < 4.94.2
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 May 2021 · 01:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:10746-1
suse-csafopenSUSE-SU-2021:0753-1
suse-csafopenSUSE-SU-2021:0754-1
suse-csafopenSUSE-SU-2021:0677-1
usnUSN-4934-2
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28015-NLEND.txtVendor Advisory
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