CVE-2020-8510 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in phpABook 0.9 Intermediate. On the login page, if one sets a userInfo cookie with the value of admin+1+en (user+perms+lang), one can login as any user without a password.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Phpabook Project	Phpabook	0.9

Related Weaknesses (CWE)

CWE-287

References

https://0xem.ma/cve/2020/01/31/CVE-2020-8510.htmlThird Party Advisory
https://sourceforge.net/p/phpabook/news/Third Party Advisory
https://0xem.ma/cve/2020/01/31/CVE-2020-8510.htmlThird Party Advisory
https://sourceforge.net/p/phpabook/news/Third Party Advisory

FAQ

What is CVE-2020-8510?

CVE-2020-8510 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in phpABook 0.9 Intermediate. On the login page, if one sets a userInfo cookie with the value of admin+1+en (user+perms+lang), one can login as any user without a password.

How severe is CVE-2020-8510?

CVE-2020-8510 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-8510?

Check the references section above for vendor advisories and patch information. Affected products include: Phpabook Project Phpabook.