How severe is CVE-2023-38865?

CVE-2023-38865 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-38865 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38865?

CVE-2023-38865 affects Comfast Cf-xr11 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-38865?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-38865 published?

CVE-2023-38865 was published on 2023-08-15 and last updated on 2026-06-17.

CVE-2023-38865

CVE-2023-38865 is a critical-severity vulnerability in Comfast Cf-xr11 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Comfast Cf-xr11 Firmware
Published: 2023-08-15
Last modified: 2026-06-17

Description

COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_4143F0. Attackers can send POST request messages to /usr/bin/webmgnt and inject commands into parameter timestr.

Frequently asked questions

What is CVE-2023-38865?: COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_4143F0. Attackers can send POST request messages to /usr/bin/webmgnt and inject commands into parameter timestr.
How severe is CVE-2023-38865?: CVE-2023-38865 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-38865 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38865?: CVE-2023-38865 affects Comfast Cf-xr11 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-38865?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-38865 published?: CVE-2023-38865 was published on 2023-08-15 and last updated on 2026-06-17.

References

https://github.com/TTY-flag/my_iot_vul/tree/main/COMFAST/CF-XR11/Command_Inject5

Affected products (1)

cpe:2.3:o:comfast:cf-xr11_firmware:2.7.2:*:*:*:*:*:*:*

More vulnerabilities in Comfast Cf-xr11 Firmware

CVE-2024-44466 — Critical (CVSS 9.8): COMFAST CF-XR11 V2.7.2 has a command injection vulnerability in function sub_424CB4. Attackers can send POST request…
CVE-2023-38866 — Critical (CVSS 9.8): COMFAST CF-XR11 V2.7.2 has a command injection vulnerability detected at function sub_415588. Attackers can send POST…
CVE-2023-38864 — Critical (CVSS 9.8): An issue in COMFAST CF-XR11 v.2.7.2 allows an attacker to execute arbitrary code via the protal_delete_picname…
CVE-2023-38863 — Critical (CVSS 9.8): An issue in COMFAST CF-XR11 v.2.7.2 allows an attacker to execute arbitrary code via the ifname and mac parameters in…
CVE-2023-38862 — Critical (CVSS 9.8): An issue in COMFAST CF-XR11 v.2.7.2 allows an attacker to execute arbitrary code via the destination parameter of…
CVE-2025-57293 — High (CVSS 8.8): A command injection vulnerability in COMFAST CF-XR11 (firmware V2.7.2) exists in the multi_pppoe API, processed by the…

All CVEs affecting Comfast Cf-xr11 Firmware →

Other CWE-77 (Command Injection) vulnerabilities

CVE-2026-23652 — Critical (CVSS 10.0): Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an…
CVE-2025-59818 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute arbitrary commands on the underlying system using the file…
CVE-2025-64093 — Critical (CVSS 10.0): Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the…
CVE-2025-64090 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute commands via the hostname of the device.
CVE-2025-61492 — Critical (CVSS 10.0): A command injection vulnerability in the execute_command function of terminal-controller-mcp 0.1.7 allows attackers to…
CVE-2025-10035 — Critical (CVSS 10.0): A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged…

Browse all CWE-77 (Command Injection) vulnerabilities →