PoC Index

CVE-2020-11108

HIGH 9.0EPSS 78.3%

The Gravity updater in Pi-hole through 4.4 allows an authenticated adversary to upload arbitrary files. This can be abused for Remote Code Execution by writing to a PHP file in the web directory. (Also, it can be used in conjunction with the sudo rule for the www-data user to escalate privileges to root.) The code error is in gravity_DownloadBlocklistFromUrl in gravity.sh.

CVSS v3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C
EPSS
78.26% chance of exploitation in the next 30 days, 100th percentile
Published
2020-05-11
Updated
2024-08-04

Proof-of-concept exploits (4)

Metasploit modules (1)

ExploitDB entries (4)

References

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