CVE-2020-9283
golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts
02 Description
golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 20.89% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 97.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-02-20 00:00Z6 YR AGO
- Last updated
- 2024-08-04 10:26Z2 YR AGO
- Reserved
- 2020-02-19
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- be5d951fb43a6d6f57c10ca10b6baeda55c05c012f5e65b7093612afa124bc09
05 Affected products
06 References
- groups.google.comhttps://groups.google.com/forum/#%21topic/golang-announce/3L45YRc91SY
- packetstormsecurity.comhttp://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html
- lists.debian.org[debian-lts-announce] 20201007 [SECURITY] [DLA 2402-1] golang-go.crypto security updatehttps://lists.debian.org/debian-lts-announce/2020/10/msg00014.html
- lists.debian.org[debian-lts-announce] 20201116 [SECURITY] [DLA 2453-1] restic security updatehttps://lists.debian.org/debian-lts-announce/2020/11/msg00027.html
- lists.debian.org[debian-lts-announce] 20201118 [SECURITY] [DLA 2455-1] packer security updatehttps://lists.debian.org/debian-lts-announce/2020/11/msg00031.html
- lists.debian.org[debian-lts-announce] 20230616 [SECURITY] [DLA 3455-1] golang-go.crypto security updatehttps://lists.debian.org/debian-lts-announce/2023/06/msg00017.html
07 Fixed in
Debian 12
- golang-go.crypto Fixed in 1:0.0~git20200221.2aa609c-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- golang-go.crypto Fixed in 1:0.0~git20200221.2aa609c-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- golang-go.crypto Fixed in 1:0.0~git20200221.2aa609c-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- mongo-tools No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- mongo-tools No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- golang-go.crypto No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- golang-go.crypto No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.