CVE-2018-20023
moderate-risk
Published 2018-12-19
LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains CWE-665: Improper Initialization vulnerability in VNC Repeater 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?
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0.86% chance of exploitation
EPSS score — low exploit probability
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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 (16)
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/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4383
43
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
3/34 · Minimal
Exposure
14/34 · Moderate