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CVE-2021-38371

Date: August 10, 2021

The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending.

Severity Score

Related Resources (7)

https://www.exim.org/static/doc/security/CVE-2021-38371.txt
https://www.exim.org
https://security-tracker.debian.org/tracker/CVE-2021-38371
https://nostarttls.secvuln.info
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-38371
https://nvd.nist.gov/vuln/detail/CVE-2021-38371
https://www.mend.io/vulnerability-database/CVE-2021-38371

Severity Score

Weakness Type (CWE)

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

CWE-74

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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