TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.
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 |
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 |