Critical severity · published Jul 19, 2019
CVE-2019-13973
LayerBB 1.1.3 allows admin/general.php arbitrary file upload because the custom_logo filename suffix is not restricted, and .php may be used
9.8
CVSS
1.8%
EPSS
No
On KEV
Description
LayerBB 1.1.3 allows admin/general.php arbitrary file upload because the custom_logo filename suffix is not restricted, and .php may be used.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LA
Layerbb · Layerbb
1.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-13973
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-13973
Exploit
http://blog.topsec.com.cn/%E5%A4%A9%E8%9E%8D%E4%BF%A1%E5%85%B3%E4%BA%8Elayerbb-1-1-3-xss%E6%BC%8F%E6%B4%9E%E5%88%86%E6%9E%90/
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