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ubuntucveUbuntu.comUB:CVE-2020-16118
HistoryJul 29, 2020 - 12:00 a.m.

CVE-2020-16118

2020-07-2900:00:00
ubuntu.com
ubuntu.com
8
gnome balsa
null pointer
imap-handle

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

39.7%

In GNOME Balsa before 2.6.0, a malicious server operator or man in the
middle can trigger a NULL pointer dereference and client crash by sending a
PREAUTH response to imap_mbox_connect in libbalsa/imap/imap-handle.c.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchbalsa< anyUNKNOWN
ubuntu16.04noarchbalsa< anyUNKNOWN

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

39.7%