Out-of-bounds Read in Rockwell Automation Thinmanager Thinserver
CVE-2023-27857
In affected versions, a heap-based buffer over-read condition occurs when the message field indicates more data than is present in the message field in Rockwell Automation's ThinManager ThinServer. An unauthenticated remote attacker can exploit this vulnerability to crash ThinServer.exe due to a read access violation.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.183 (97.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.183 · newest: 0.183 · change: 0.000
Affected products
- Rockwell Automation Thinmanager Thinserver — versions 6.x - 10.x, 11.0.0 - 11.0.5, 11.1.0 - 11.1.5
- Rockwellautomation Thinmanager — versions 13.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138640 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-27857?
- CVE-2023-27857 is a high-severity vulnerability in Rockwell Automation Thinmanager Thinserver, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2023-03-22.
- How severe is CVE-2023-27857?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-27857 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.