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cve[email protected]CVE-2020-24386
HistoryJan 04, 2021 - 5:15 p.m.

CVE-2020-24386

2021-01-0417:15:13
[email protected]
web.nvd.nist.gov
211
5
cve-2020-24386
dovecot
email security
imap
path disclosure
unhibernation

CVSS2

4.9

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.004

Percentile

73.1%

JSON

An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users’ email messages (and path disclosure).

Affected configurations

NVD
Node
dovecotdovecotRange2.2.26–2.3.13
Node
debiandebian_linuxMatch10.0
Node
fedoraprojectfedoraMatch32

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CVSS2

4.9

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.004

Percentile

73.1%

JSON
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