5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 Medium
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
75.5%
It is possible to spoof the sender’s email address and display an arbitrary sender address to the email recipient. The real sender’s address is not displayed if preceded by a null character in the display string. This vulnerability affects Thunderbird < 52.5.2.
www.securityfocus.com/bid/102258
www.securitytracker.com/id/1040123
access.redhat.com/errata/RHSA-2018:0061
bugzilla.mozilla.org/show_bug.cgi?id=1423432
lists.debian.org/debian-lts-announce/2017/12/msg00026.html
usn.ubuntu.com/3529-1/
www.debian.org/security/2017/dsa-4075
www.mozilla.org/security/advisories/mfsa2017-30/
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 Medium
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
75.5%