CVE-2021-38371

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-38371
The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://nostarttls.secvuln.info Tool Signature
https://www.exim.org Product
https://www.exim.org/static/doc/security/CVE-2021-38371.txt Broken Link Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
History

20 Aug 2021, 17:32

Type Values Removed Values Added
References (MISC) https://www.exim.org - (MISC) https://www.exim.org - Product
References (MISC) https://www.exim.org/static/doc/security/CVE-2021-38371.txt - (MISC) https://www.exim.org/static/doc/security/CVE-2021-38371.txt - Broken Link, Vendor Advisory
References (MISC) https://nostarttls.secvuln.info - (MISC) https://nostarttls.secvuln.info - Tool Signature
CWE CWE-74
CPE cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5

10 Aug 2021, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-10 15:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-38371

Mitre link : CVE-2021-38371

CVE.ORG link : CVE-2021-38371

JSON object : View

Products Affected

exim

  • exim
CWE
CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')