Buffer overflow in Cloudme Sync
CVE-2018-7886
An issue was discovered in CloudMe 1.11.0. An unauthenticated local attacker that can connect to the "CloudMe Sync" client application listening on 127.0.0.1 port 8888 can send a malicious payload causing a buffer overflow condition. This will result in code execution, as demonstrated by a TCP reverse shell, or a crash. NOTE: this vulnerability exists because of an incomplete fix for CVE-2018-6892.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.019 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Cloudme Sync — versions 1.11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.exploit-db.com/exploits/44470/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- 0day4u.wordpress.com/2018/03/09/buffer-overflow-on-cloudme-sync-v1-11-0/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-7886?
- CVE-2018-7886 is a high-severity vulnerability in Cloudme Sync, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2018-03-15.
- How severe is CVE-2018-7886?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-7886 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.