An unauthenticated attacker can send a specially crafted unauthenticated HTTP request to the device that can overflow a buffer. This vulnerability impacts products based on HID Mercury Intelligent Controllers LP1501, LP1502, LP2500, LP4502, and EP4502 which contain firmware versi
An unauthenticated attacker can send a specially crafted unauthenticated HTTP request to the device that can overflow a buffer. This vulnerability impacts products based on HID Mercury Intelligent Controllers LP1501, LP1502, LP2500, LP4502, and EP4502 which contain firmware versions prior to 1.29. The overflowed data leads to segmentation fault and ultimately a denial-of-service condition…
| Vendor | Product | Versions |
|---|---|---|
| LenelS2 | LNL | X2210 — ALL |
| LenelS2 | LNL | X2220 — ALL |
| LenelS2 | LNL | X3300 — ALL |
| LenelS2 | LNL | X4420 — ALL |
| LenelS2 | LNL | 4420 — ALL |
| LenelS2 | S2 | LP-1501 — ALL |
| LenelS2 | S2 | LP-1502 — ALL |
| LenelS2 | S2 | LP-2500 — ALL |
| LenelS2 | S2 | LP-4502 — ALL |
| HID Mercury | LP1501 | ALL |
| HID Mercury | LP1502 | ALL |
| HID Mercury | LP2500 | ALL |
| HID Mercury | LP4502 | ALL |
| HID Mercury | EP4502 | ALL |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.