CVE-2026-42799

FAUCET Score

Out-of-bounds read vulnerability in ASR Kestrel (nr_fw modules) allows Overflow Buffers. This vulnerability is associated with program files Code/Nr/nr_fw/RA/src/NrPwrCtrl.C. This issue affects Kestrel: before 2026/02/10.

First published: Apr 30, 2026Last modified: Apr 30, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 1.216.002CPE matchmatch criteria	cpe:2.3:o:asrmicro:asr1803_firmware::::::::

CVSS Data

CVSS version used by this source: 3.1

7.4HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

Exploitability Score

3.1

Impact Score

3.7

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.28%

Probability of exploitation in next 30 days

EPSS Percentile

19.9%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0028 is in the 2nd percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

asrmicro.com / en/goods/psirt

Vendor Advisory