Cryptographic key in plain text vulnerability in FriendlyElec's FriendlyWrt

published 2024-03-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-27444

cvss: 5.2; 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 7%
public exploits: 0; none known

Cryptographic key vulnerability encoded in the FriendlyWrt firmware affecting version 2022-11-16.51b3d35. This vulnerability could allow an attacker to compromise the confidentiality and integrity of encrypted data.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-03-15)

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.2	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
NVD	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

FriendlyElec FriendlyWrt

Classification

Weakness

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes

References

incibe.es /en/incibe-cert/notices/aviso/cryptographic-key-plain-text-vulnerability-friendlyelecs-friendlywrt
third-party-advisory

Sources

CVE List CVE-2024-2495
NVD CVE-2024-2495

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