Medium severity · published Jan 13, 2020
CVE-2020-6859
Multiple Insecure Direct Object Reference vulnerabilities in includes/core/class-files.php in the Ultimate Member plugin through 2.1.2 for WordPress allow remote attackers to…
5.3
CVSS
2.2%
EPSS
No
On KEV
Description
Multiple Insecure Direct Object Reference vulnerabilities in includes/core/class-files.php in the Ultimate Member plugin through 2.1.2 for WordPress allow remote attackers to change other users' profiles and cover photos via a modified user_id parameter. This is related to ajax_image_upload and ajax_resize_image.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UM
Ultimate Member · Ultimatemember
through 2.1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-6859
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-6859
Third Party Advisory
https://github.com/ultimatemember/ultimatemember/blob/627bbb0fae81ac34c60b43f0867eadcf8e1bc523/includes/core/class-files.php#L269
Third Party Advisory
https://github.com/ultimatemember/ultimatemember/blob/627bbb0fae81ac34c60b43f0867eadcf8e1bc523/includes/core/class-files.php#L310
Patch
https://github.com/ultimatemember/ultimatemember/commit/249682559012734a4f7d71f52609b2f301ea55b1
Vendor Advisory
https://wordpress.org/plugins/ultimate-member/#developers
Third Party Advisory
https://wpvulndb.com/vulnerabilities/10041
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