CVE-2020-7593
A vulnerability has been identified in LOGO!
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (V1.81.01 - V1.81.03), LOGO! 8 BM (incl. SIPLUS variants) (V1.82.01), LOGO! 8 BM (incl. SIPLUS variants) (V1.82.02). A buffer overflow vulnerability exists in the Web Server functionality of the device. A remote unauthenticated attacker could send a specially crafted HTTP request to cause a memory corruption, potentially resulting in remote code execution.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 8.72% probability · 95th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- siemens/logo\! 8 bm firmware
- Source
- productcert@siemens.com
EPSS 8.7% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-573753.pdfVendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1069Exploit, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-573753.pdfVendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1069Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.