Buffer overflow in Schneider-Electric Connexium Firmware
CVE-2016-8352
An issue was discovered in Schneider Electric ConneXium firewalls TCSEFEC23F3F20 all versions, TCSEFEC23F3F21 all versions, TCSEFEC23FCF20 all versions, TCSEFEC23FCF21 all versions, and TCSEFEC2CF3F20 all versions. A stack-based buffer overflow can be triggered during the SNMP login authentication process that may allow an attacker to remotely execute code.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.042 (90.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.042 · newest: 0.042 · change: 0.000
Affected products
- Schneider-Electric Connexium Firmware
- Schneider-Electric Tcsefec23f3f20
- Schneider-Electric Tcsefec23f3f21
- Schneider-Electric Tcsefec23fcf20
- Schneider-Electric Tcsefec23fcf21
- Schneider-Electric Tcsefec2cf3f20
- Schneider Electric Connexium Tcsefec2* — versions Schneider Electric ConneXium TCSEFEC2*
Weakness classification (CWE)
References
- www.securityfocus.com/bid/94062 (VDB Entry, Third Party Advisory, vdb-entry)
- ics-cert.us-cert.gov/advisories/ICSA-16-306-01 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-8352?
- CVE-2016-8352 is a critical-severity vulnerability in Schneider-Electric Connexium Firmware, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 10.0/10. Published 2017-02-13.
- How severe is CVE-2016-8352?
- Critical severity. CVSS v3 base score is 10.0 out of 10.