🛡️ CVE-2022-21215 — a5x-firmware

🔴 CVSS 10.0 — Critical ✅ No Known Exploit CWE-918 NVD
10.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

This vulnerability could allow an attacker to force the server to create and execute a web request granting access to backend APIs that are only accessible to the Mimosa MMP server, or request pages that could perform some actions themselves. The attacker could force the server into accessing routes on those cloud-hosting platforms, accessing secret keys, changing configurations, etc. Affecting MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2022-21215 is classified as CWE-918: Server-Side Request Forgery (SSRF). The server fetches a URL supplied by the caller, which can be pointed at internal systems it alone can reach.

Affected software

CVE-2022-21215 is recorded against 5 packages.

  • a5x-firmware (fixed in 2.5.4.1)
  • c5c-firmware (fixed in 2.8.6.1)
  • c5x-firmware (fixed in 2.8.6.1)
  • c6x-firmware (fixed in 2.8.6.1)
  • mimosa-management-platform (fixed in 1.0.3)

Timeline and source

Published on 18 February 2022 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.cisa.gov
www.cisa.gov

Details

Severity CRITICAL
CVSS Score 10.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE CWE-918
Public Exploit ✅ No
Source NVD
Published 2022-02-18
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
a5x-firmware — 2.5.4.1
c5c-firmware — 2.8.6.1
c5x-firmware — 2.8.6.1
c6x-firmware — 2.8.6.1
mimosa-management-platform — 1.0.3

References

Third Party Advisory, US Government Resource https://www.cisa.gov/uscert/ics/advisories/icsa-22-034-02
Third Party Advisory, US Government Resource https://www.cisa.gov/uscert/ics/advisories/icsa-22-034-02

Similar Threats

Exploit Protection

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