Buffer overflow in Mitsubishielectric Coreos
CVE-2020-5595
TCP/IP function included in the firmware of Mitsubishi Electric GOT2000 series (CoreOS with version -Y and earlier installed in GT27 Model, GT25 Model, and GT23 Model) contains a buffer overflow vulnerability, which may allow a remote attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Mitsubishielectric Coreos
- Mitsubishielectric Got2000 Gt23
- Mitsubishielectric Got2000 Gt25
- Mitsubishielectric Got2000 Gt27
- Mitsubishi Electric Corporation Got2000 Series Gt27, Gt25, And Gt23 — versions CoreOS with version -Y and earlier installed in GT27 Model, GT25 Model, and GT23 Model
Weakness classification (CWE)
References
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-005_en.pdf (Vendor Advisory)
- jvn.jp/en/vu/JVNVU95413676/index.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-5595?
- CVE-2020-5595 is a critical-severity vulnerability in Mitsubishielectric Coreos, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-07-07.
- How severe is CVE-2020-5595?
- Critical severity. CVSS v3 base score is 9.8 out of 10.