CVE-2024-4511
CVE-2024-4511 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-120.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 5.8
- EPSS exploit prediction: 1% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-44125
- Weakness: CWE-120
- Published:
- Last modified:
Description
A vulnerability classified as critical has been found in Shanghai Sunfull Automation BACnet Server HMI1002-ARM 2.0.4. This affects an unknown part of the component Message Handler. The manipulation leads to buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-263115. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2024-4511?
- A vulnerability classified as critical has been found in Shanghai Sunfull Automation BACnet Server HMI1002-ARM 2.0.4. This affects an unknown part of the component Message Handler. The manipulation leads to buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-263115. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2024-4511?
- CVE-2024-4511 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2024-4511 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-4511?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-4511 have an EU (EUVD) identifier?
- Yes. CVE-2024-4511 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-44125.
- When was CVE-2024-4511 published?
- CVE-2024-4511 was published on 2024-05-06 and last updated on 2026-06-17.
References
- https://github.com/isZzzz/HMI1002-ARM-Gateway-Document/blob/main/HMI1002-ARM%20apply.pdf
- https://github.com/isZzzz/HMI1002-ARM-Gateway-Document/blob/main/sunfull_bug.pcapng
- https://vuldb.com/?ctiid.263115
- https://vuldb.com/?id.263115
- https://vuldb.com/?submit.323832
Other CWE-120 (Classic Buffer Overflow) vulnerabilities
- CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
- CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
- CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
- CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
- CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
- CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…
Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →