CVE-2020-10560

MEDIUM EPSS 88.7%
Published Mar 30, 20206y ago · Modified Jun 17, 20262w ago
5.9 CVSS 3.1
Medium
Find Similar
Published Mar 30, 2020 6y ago
Last Modified Jun 17, 2026 2w ago

Description

An issue was discovered in Open Source Social Network (OSSN) through 5.3. A user-controlled file path with a weak cryptographic rand() can be used to read any file with the permissions of the webserver. This can lead to further compromise. The attacker must conduct a brute-force attack against the SiteKey to insert into a crafted URL for components/OssnComments/ossn_com.php and/or libraries/ossn.lib.upgrade.php.

CVSS Details

Base Score
5.9
Exploitability
2.2
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
88.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-338

Affected Products 1

VendorProductVersionRange
opensource-socialnetworkopen_source_social_network* ≤5.3

References 2

  • github.com https://github.com/LucidUnicorn/CVE-2020-10560-Key-Recovery
    Third Party Advisory
  • techanarchy.net https://techanarchy.net/blog/cve-2020-10560-ossn-arbitrary-file-read
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.