CVE-2020-14002

PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation

published June 29, 2020

CVSS
—
EPSS
3%
Percentile
87.8
In the wild
Unconfirmed
What it is

PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client).

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03134 · 87.8th percentile
Published
2020-06-29T00:00Z
EPSS history
Timeline
  • 29 JUN 00:00Z
    PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation
    cvelistv5