What is CVE-2020-8547?

CVE-2020-8547 is a critical-severity vulnerability in Phplist. CVSS score: 9.8/10. Published 2020-02-03.

How severe is CVE-2020-8547?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-8547 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Phplist

CVE-2020-8547

phpList 3.5.0 allows type juggling for admin login bypass because == is used instead of === for password hashes, which mishandles hashes that begin with 0e followed by exclusively numerical characters.

EPSS: 0.059 (92.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Phplist — versions 3.5.0
N/a — versions n/a

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-8547?: CVE-2020-8547 is a critical-severity vulnerability in Phplist. CVSS score: 9.8/10. Published 2020-02-03.
How severe is CVE-2020-8547?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-8547 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.