VulnerabilityAnalyzed

CVE-2021-47807

Sync Breeze 13.6.18 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to potentially execute arbitrary code.

HIGH 8.5EPSS 0.23%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Sync Breeze 13.6.18 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path in service binaries located in 'Program Files' directories to inject malicious executables and escalate privileges.

CVSS 4.0: 8.5 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.23% probability · 14th percentile
CISA KEV: Not listed
Weakness: CWE-428
Affected: flexense/sync breeze
Source: disclosure@vulncheck.com

References

https://www.exploit-db.com/exploits/50023Exploit
https://www.syncbreeze.com/Product
https://www.vulncheck.com/advisories/sync-breeze-multiple-unquoted-service-pathThird Party Advisory
https://www.exploit-db.com/exploits/50023Exploit

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.