CVE-2023-28853 — HIGH (7.7)

Q: How severe is CVE-2023-28853?

CVE-2023-28853 has been rated HIGH with a CVSS base score of 7.7/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-28853?

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

Vulnerability Description

Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Starting in version 2.5.0 and prior to versions 3.5.8, 4.0.4, and 4.1.2, the LDAP query made during login is insecure and the attacker can perform LDAP injection attack to leak arbitrary attributes from LDAP database. This issue is fixed in versions 3.5.8, 4.0.4, and 4.1.2.

CVSS Score

7.7

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Joinmastodon	Mastodon	>= 2.5.0, < 3.5.8

Related Weaknesses (CWE)

CWE-74 CWE-90

References

FAQ

What is CVE-2023-28853?

CVE-2023-28853 is a vulnerability with a CVSS score of 7.7 (HIGH). Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Starting in version 2.5.0 and prior to versions 3.5.8, 4.0.4, and 4...

How severe is CVE-2023-28853?

CVE-2023-28853 has been rated HIGH with a CVSS base score of 7.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-28853?

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