VDB
CVE-2017-3204
CVE-2017-3204
PUBLISHED
CVSS 8.100000381469727 HIGH
The Go SSH library (x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks. Default behavior changed in commit e4e2799 to require explicitly registering a hostkey verification mechanism.
EPSS 3.16% · 87.9th percentile
Risk Scores
CVSS 3.1
8.100000381469727
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
3.16%
87.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | snapd | 2.51.1+20.04ubuntu2, 0, 2.66.1+20.04 |
| Ubuntu:Pro:18.04:LTS | snapd | 2.31.1+18.04, *, 2.28.5+17.10 |
| Ubuntu:22.04:LTS | snapd | 2.58+22.04, 2.61.3+22.04, 2.63+22.04 |
| Ubuntu:24.04:LTS | snapd | 2.60.4+23.10, 2.62+24.04build1, 2.63+24.04 |
| Ubuntu:Pro:16.04:LTS | snapd | 2.0.1, 2.54.3+16.04.0ubuntu0.1~esm4, 2.54.3+16.04~esm2 |
| Ubuntu:25.10 | snapd | 2.72+ubuntu25.10.2, 2.67.1+25.04, 0 |
| Ubuntu:Pro:16.04:LTS | golang-go.crypto | 1:0.0~git20150608-1, 1:0.0~git20151201.0.7b85b09-2, 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm1 |
Timeline
- Apr 4, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Mar 2, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Jul 6, 2022 EPSS Score
- Nov 9, 2022 EPSS Score
- Jan 11, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 15, 2023 EPSS Score
References
- https://bridge.grumpy-troll.org/2017/04/golang-ssh-security/ third-party-advisory
- https://godoc.org/golang.org/x/crypto/ssh third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-3204 third-party-advisory
- https://ubuntu.com/security/CVE-2017-3204 advisory