SARA / Free Tools / CVE / CVE-2023-44321

CVE-2023-44321 — Affected devices do not properly validate the length of inputs when performing c

Affected devices do not properly validate the length of inputs when performing certain configuration changes in the web interface allowing an authenticated attacker to cause a denial of service condition. The device needs to be restarted for the web interface to become available

CVSS
5.1 MEDIUM
EPSS
0.10% (top 73.50%)
CWE
CWE-400
Published
2023-11-14T11:04:02.880Z
Last modified
2026-02-25T16:51:10.886Z
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

01What is this vulnerability?

Affected devices do not properly validate the length of inputs when performing certain configuration changes in the web interface allowing an authenticated attacker to cause a denial of service condition. The device needs to be restarted for the web interface to become available again.

02Affected products

VendorProductVersions
SiemensRUGGEDCOM RM1224 LTE(4G) EU0
SiemensRUGGEDCOM RM1224 LTE(4G) NAM0
SiemensSCALANCE M804PB0
SiemensSCALANCE M8121 ADSL-Router family — 0
SiemensSCALANCE M8161 ADSL-Router family — 0
SiemensSCALANCE M8262 SHDSL-Router — 0
SiemensSCALANCE M8742 — 0
SiemensSCALANCE M8743 — 0
SiemensSCALANCE M8743 3G-Router (CN) — 0
SiemensSCALANCE M8763 — 0
SiemensSCALANCE M8763 (ROK) — 0
SiemensSCALANCE M8764 — 0
SiemensSCALANCE M8764 (EU) — 0
SiemensSCALANCE M8764 (NAM) — 0
SiemensSCALANCE MUM8531 (A1) — 0
SiemensSCALANCE MUM8531 (B1) — 0
SiemensSCALANCE MUM8531 (EU) — 0
SiemensSCALANCE MUM8561 (A1) — 0
SiemensSCALANCE MUM8561 (B1) — 0
SiemensSCALANCE MUM8561 (CN) — 0
SiemensSCALANCE MUM8561 (EU) — 0
SiemensSCALANCE MUM8561 (RoW) — 0
SiemensSCALANCE S615 EEC LANRouter — 0
SiemensSCALANCE S615 LANRouter — 0
SiemensSCALANCE XB2053 (SC, PN) — 0
SiemensSCALANCE XB2053 (ST, E/IP) — 0
SiemensSCALANCE XB2053 (ST, E/IP) — 0
SiemensSCALANCE XB2053 (ST, PN) — 0
SiemensSCALANCE XB2053LD (SC, E/IP) — 0
SiemensSCALANCE XB2053LD (SC, PN) — 0
SiemensSCALANCE XB2062 (SC) — 0
SiemensSCALANCE XB2062 (ST/BFOC) — 0
SiemensSCALANCE XB2062 LD — 0
SiemensSCALANCE XB2062 SC — 0
SiemensSCALANCE XB2062 ST — 0
SiemensSCALANCE XB2062LD — 0
SiemensSCALANCE XB208 (E/IP)0
SiemensSCALANCE XB208 (PN)0
SiemensSCALANCE XB2133 (SC, E/IP) — 0
SiemensSCALANCE XB2133 (SC, PN) — 0
SiemensSCALANCE XB2133 (ST, E/IP) — 0
SiemensSCALANCE XB2133 (ST, PN) — 0
SiemensSCALANCE XB2133LD (SC, E/IP) — 0
SiemensSCALANCE XB2133LD (SC, PN) — 0
SiemensSCALANCE XB216 (E/IP)0
SiemensSCALANCE XB216 (PN)0
SiemensSCALANCE XC2062 (SC) — 0
SiemensSCALANCE XC2062 (ST/BFOC) — 0
SiemensSCALANCE XC2062G PoE — 0
SiemensSCALANCE XC2062G PoE (54 V DC) — 0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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