CVE-2018-20022
moderate-risk
Published 2018-12-19
LibVNC before 2f5b2ad1c6c99b1ac6482c95844a84d66bb52838 contains multiple weaknesses CWE-665: Improper Initialization vulnerability in VNC client code that allows attacker to read stack memory and can be abuse for information disclosure. Combined with another vulnerability, it can be used to leak stack memory layout and in bypassing ASLR
Do I need to act?
~
6.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (7)
Affected Vendors
References (24)
Third Party Advisory
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18...
Third Party Advisory
https://usn.ubuntu.com/3877-1/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4383
Third Party Advisory
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18...
Third Party Advisory
https://usn.ubuntu.com/3877-1/
and 4 more references
49
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
9/34 · Low
Exposure
14/34 · Moderate