.NET Framework Elevation of Privilege Vulnerability

What privileges could be gained by an attacker who successfully exploited the vulnerability?
The attacker would gain the rights of the user that is running the affected application.

Security updates
4.8.4805.0 — https://support.microsoft.com/help/5120702
2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0 — https://support.microsoft.com/help/5120703
4.8.4805.0 — https://support.microsoft.com/help/5120706
2.0.50727.9183 & 3.0.30729.9169 & 4.8.4805.0 — https://support.microsoft.com/help/5120701
2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0 — https://support.microsoft.com/help/5120698
2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0 — https://support.microsoft.com/help/5120418
4.7.4144.0 — https://support.microsoft.com/help/5120699
4.7.4144.0 — https://support.microsoft.com/help/5120700
4.8.9344.0 — https://support.microsoft.com/help/5120711
2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 — https://support.microsoft.com/help/5120714
2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 — https://support.microsoft.com/help/5120709
2.0.50727.9183 & 3.0.30729.9169 & 4.8.9344.0 — https://support.microsoft.com/help/5120708
2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 — https://support.microsoft.com/help/5120713
2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 — https://support.microsoft.com/help/5120710
2.0.50727.9183 & 3.0.30729.9169 — https://support.microsoft.com/help/5120747
2.0.50727.8984 & 3.0.30729.8980 — https://support.microsoft.com/help/5120695
2.0.50727.8984 & 3.0.30729.8980 — https://support.microsoft.com/help/5120716
4.8.4805.0 — https://support.microsoft.com/help/5120704
2.0.50727.9183 & 3.0.30729.9169 & 4.8.4805.0 — https://support.microsoft.com/help/5120705