SARA / Free Tools / CVE / CVE-2018-20023

CVE-2018-20023 — LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains CWE-665: Imprope

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

CVSS
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EPSS
0.86% (top 25.20%)
CWE
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Published
2018-12-19T16:00:00.000Z
Last modified
2024-08-05T11:51:18.305Z
CVSS vector
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01What is this vulnerability?

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

02Affected products

VendorProductVersions
na / LibVNCcommit 8b06f835e259652b0ff026898014fc7297ade858

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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