PT-2019-5759 · Tigervnc+4 · Tigervnc+4
Pavel Cheremushkin
·
Published
2019-12-20
·
Updated
2024-06-15
·
CVE-2019-15693
CVSS v3.1
7.2
High
| Vector | AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
TigerVNC versions prior to 1.10.1
Description
The issue is related to a heap buffer overflow in the
TightDecoder::FilterGradient function, which could potentially lead to remote code execution. This can be exploited via network connectivity, allowing a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.Recommendations
For TigerVNC versions prior to 1.10.1, update to version 1.10.1 or later to resolve the issue. As a temporary workaround, consider restricting network connectivity to minimize the risk of exploitation.
Exploit
Fix
RCE
Memory Corruption
Heap Based Buffer Overflow
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Related Identifiers
Affected Products
Alt Linux
Centos
Red Hat
Suse
Tigervnc