Heap Use-After-Free Vulnerability in LibVNC Server Code Affecting Multiple Vendors
CVE-2018-15126

9.8CRITICAL

Key Information:

Vendor
Libvnc Project
Status
Libvnc
Vendor
CVE Published:
19 December 2018

Summary

The LibVNCServer software contains a heap use-after-free vulnerability in the server code, specifically related to the file transfer extension. This flaw can potentially allow an attacker to execute arbitrary code remotely, circumventing standard security measures. Exploiting this vulnerability requires a malicious actor to leverage the affected version of LibVNCServer, making it crucial for users to apply security updates and patches to safeguard their systems.

Affected Version(s)

LibVNC commit 73cb96fec028a576a5a24417b57723b55854ad7b

References

https://lists.debian.org/debian-lts-announce/2019/01/msg0...
mailing-listx_refsource_MLIST
https://www.debian.org/security/2019/dsa-4383
vendor-advisoryx_refsource_DEBIAN
https://ics-cert.kaspersky.com/advisories/klcert-advisori...
x_refsource_MISC

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.