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Fencer Vulns
high 8.8

CVE-2022-40799 kev in the critical feed json

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on th…

published 2022-11-29 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-44065

cvss
8.8
version 3.1, CNA
cisa kev
Exploited
added 2025-08-05
epss
33.7%
EPSS 33.7% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.

Patch / fix

cisa required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA SSVC: exploitation active
  4. CISA patch deadline

Known exploited

Added
15 mo ago
Patch by
2025-08-26 (14 mo ago)
Ransomware
Not known
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor, product
D-Link, DNR-322L
CISA name
D-Link DNR-322L Download of Code Without Integrity Check Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
15 mo ago

Exploit prediction

33.65% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitlab.com https://gitlab.com/lu-ka/cve-2022-40799 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-494 Download of Code Without Integrity Check

References

Sources

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.