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CVE-2019-15694

Public on 2019-12-26
Modified on 2021-01-13
Description

TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which could be triggered from DecodeManager::decodeRect. Vulnerability occurs due to the signdness error in processing MemOutStream. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.

Severity
Medium
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CVSS v3 Base Score
7.2
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 tigervnc 2021-01-12 22:52 ALAS-2021-1470
Amazon Linux 2 - Core tigervnc 2020-10-22 18:47 ALAS2-2020-1552

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
NVD CVSSv3 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H