CVE-2020-11108

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Summary

CVECVE-2020-11108
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-05-11 15:15:00 UTC
Updated2020-05-27 18:15:00 UTC
DescriptionThe 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.

Risk And Classification

Problem Types: CWE-434

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Pi-hole Pi-hole All All All All

References

ReferenceSourceLinkTags
Pi-Hole heisenbergCompensator Blocklist OS Command Execution ≈ Packet Storm MISC packetstormsecurity.com
Pi-hole 4.4 Remote Code Execution ≈ Packet Storm MISC packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
Pi-hole 4.4.0 Remote Code Execution ≈ Packet Storm MISC packetstormsecurity.com
GitHub - Frichetten/CVE-2020-11108-PoC: PoCs for CVE-2020-11108; an RCE and priv esc in Pi-hole MISC github.com Exploit, Third Party Advisory
Pi-hole 4.4 Remote Code Execution / Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
CVE-2020-11108: How I Stumbled into a Pi-hole RCE+LPE MISC frichetten.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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