Vulnerability in Valvesoftware Steamos
CVE-2016-5237
Valve Steam 3.42.16.13 uses weak permissions for the files in the Steam program directory, which allows local users to modify the files and possibly gain privileges as demonstrated by a Trojan horse Steam.exe file.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.008 (54.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- packetstormsecurity.com/files/137343/Valve-Steam-3.42.16.13-Local-Privilege-Esc… (Exploit, VDB Entry, Third Party Advisory)
- www.exploit-db.com/exploits/39888/ (exploit)
Frequently asked questions
- What is CVE-2016-5237?
- CVE-2016-5237 is a medium-severity vulnerability in Valvesoftware Steamos, classified under CWE-264. CVSS score: 4.8/10. Published 2017-01-23.
- How severe is CVE-2016-5237?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2016-5237 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.