Insecure permissions in DNSCrypt-proxy v2.0.0alpha9 to v2.1.5 allows non-privileged attackers to escalate privileges to root via overwritin…

published 2024-06-13 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-36164

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

Insecure permissions in DNSCrypt-proxy v2.0.0alpha9 to v2.1.5 allows non-privileged attackers to escalate privileges to root via overwriting the binary dnscrypt-proxy.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-36587 updated 2025-11-21

DNSCrypt-proxy: escalate privileges to root via overwriting the binary dnscrypt-proxy

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-06-20)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

dnscrypt dnscrypt-proxy

Classification

Weakness

CWE-266 Incorrect Privilege Assignment

References

github.com /go-compile/security-advisories/blob/master/vulns/CVE-2024-36587.md

Sources

CVE List CVE-2024-36587
NVD CVE-2024-36587

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary