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cveMitreCVE-2021-38370
HistoryAug 10, 2021 - 3:15 p.m.

CVE-2021-38370

2021-08-1015:15:08
CWE-77
mitre
web.nvd.nist.gov
84
alpine
imap
starttls
cve-2021-38370
nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.6

Confidence

High

EPSS

0.002

Percentile

52.8%

In Alpine before 2.25, untagged responses from an IMAP server are accepted before STARTTLS.

Affected configurations

Nvd
Node
alpine_projectalpineRange<2.25
VendorProductVersionCPE
alpine_projectalpine*cpe:2.3:a:alpine_project:alpine:*:*:*:*:*:*:*:*

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.6

Confidence

High

EPSS

0.002

Percentile

52.8%