Buffer overflow in Cloudme Sync
CVE-2018-6892
An issue was discovered in CloudMe before 1.11.0. An unauthenticated remote attacker that can connect to the "CloudMe Sync" client application listening on port 8888 can send a malicious payload causing a buffer overflow condition. This will result in an attacker controlling the program's execution flow and allowing arbitrary code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.934 (99.8th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.878 · newest: 0.934 · change: +0.056
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
- latortuga71/CVE-2018-6892-Golang
- crypticq/CLOUDME_B0F
- manojcode/CloudMe-Sync-1.10.9---Buffer-Overflow-SEH-DEP-Bypass
- manojcode/-Win10-x64-CloudMe-Sync-1.10.9-Buffer-Overflow-SEH-DEP-Bypass
- rapid7/metasploit-framework
- m4ttless/CVE-Exploits
- 0xT11/CVE-POC
- ARPSyndicate/cvemon
- hectorgie/PoC-in-GitHub
- hsteigerFR/Cybersecurity-ROPChain
References
- www.exploit-db.com/exploits/44175/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- blogs.securiteam.com/index.php/archives/3669 (Exploit, Third Party Advisory)
- hyp3rlinx.altervista.org/advisories/CLOUDME-SYNC-UNAUTHENTICATED-REMOTE-BUFFER-… (Exploit, Third Party Advisory)
- www.exploit-db.com/exploits/46250/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.exploit-db.com/exploits/45197/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.exploit-db.com/exploits/44027/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- packetstormsecurity.com/files/157407/CloudMe-1.11.2-Buffer-Overflow.html
- packetstormsecurity.com/files/158716/CloudMe-1.11.2-SEH-Buffer-Overflow.html
- packetstormsecurity.com/files/159327/CloudMe-1.11.2-Buffer-Overflow.html
- www.exploit-db.com/exploits/48840 (exploit)
Frequently asked questions
- What is CVE-2018-6892?
- CVE-2018-6892 is a critical-severity vulnerability in Cloudme Sync, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2018-02-11.
- How severe is CVE-2018-6892?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-6892 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.