CVE-2021-34551

2021-06-1618:15:09

Debian Security Bug Tracker

security-tracker.debian.org

phpmailer windows vulnerability

remote code execution

unc pathname

CVSS2

5.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.024

Percentile

90.1%

JSON

PHPMailer before 6.5.0 on Windows allows remote code execution if lang_path is untrusted data and has a UNC pathname.

OSVersionArchitecturePackageVersionFilename
Debian12alllibphp-phpmailer< 6.6.3-1libphp-phpmailer_6.6.3-1_all.deb
Debian11alllibphp-phpmailer< 6.2.0-2libphp-phpmailer_6.2.0-2_all.deb
Debian999alllibphp-phpmailer< 6.9.1-1libphp-phpmailer_6.9.1-1_all.deb
Debian13alllibphp-phpmailer< 6.9.1-1libphp-phpmailer_6.9.1-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libphp-phpmailer	< 6.6.3-1	libphp-phpmailer_6.6.3-1_all.deb
Debian	11	all	libphp-phpmailer	< 6.2.0-2	libphp-phpmailer_6.2.0-2_all.deb
Debian	999	all	libphp-phpmailer	< 6.9.1-1	libphp-phpmailer_6.9.1-1_all.deb
Debian	13	all	libphp-phpmailer	< 6.9.1-1	libphp-phpmailer_6.9.1-1_all.deb