kbrain

CVE-2024-20381

HIGH · CVSS 8.8EPSS 0.6%EU EUVD

A vulnerability in the JSON-RPC API feature in Cisco Crosswork Network Services Orchestrator (NSO) and ConfD that is used by the web-based management interfaces of Cisco Optical Site Manager and Cisco RV340 Dual WAN Gigabit VPN Routers could allow an authenticated, remote attacker to modify the configuration of an affected application or device.  This vulnerability is due to improper authorization checks on the API. An attacker with privileges sufficient to access the affected application or device could exploit this vulnerability by sending malicious requests to the JSON-RPC API. A successful exploit could allow the attacker to make unauthorized modifications to the configuration of the affected application or device, including creating new user accounts or elevating their own privileges on an affected system.

Key facts

CVSS score
8.8 (v3.1)
Severity
HIGH
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-285
EPSS score
0.6% (46th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2024-18096)
Published
September 11, 2024
NVD last modified
June 17, 2026
Status
Analyzed

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2024-18096 in the EU Vulnerability Database. Last updated in EUVD on September 27, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
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  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
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  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
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  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr
  • cisco / ios xr

and 221 more…

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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