Golang
CVE-2022-27191
HIGH
Vulnerability Assessment
| Impact | CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system. |
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Alert meAnalysisAI
The golang.org/x/crypto/ssh package before 0.0.0-20220314234659-1baeb1ce4c0b for Go allows an attacker to crash a server in certain circumstances involving AddHostKey. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in go
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The golang.org/x/crypto/ssh package before 0.0.0-20220314234659-1baeb1ce4c0b for Go allows an attacker to crash a server in certain circumstances involving AddHostKey. Affected products include: Golang Ssh, Fedoraproject Extra Packages For Enterprise Linux, Fedoraproject Fedora, Redhat Advanced Cluster Management For Kubernetes. Version information: before 0.0.0.
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
The golang.org/x/crypto/ssh package before 0.0.0-20220314234659-1baeb1ce4c0b for Go allows an attacker to crash a server in certain circumstances involving AddHostKey.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.
Affected Products (CPE)NVD
Denial of service against HTTP/2 server implementations allows remote unauthenticated attackers to exhaust server resour
The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remot
The net/http package in Go through 1.6 does not attempt to address RFC 3875 section 4.1.18 namespace conflicts and there
Erugo file-sharing platform up to version 0.2.14 has a CVSS 10.0 path traversal allowing authenticated users to read any
Critical certificate validation bypass in Go crypto/tls during session resumption. If ClientCAs or RootCAs fields are mu
WAGO PFC200 G2 PLC (firmware affected) allows privilege escalation through cookie manipulation. Users can modify cookie
Authentication bypass in WeGIA charitable institution management system before 3.6.5. The adicionar_tipo_docs_atendido.p
CGI path splitting vulnerability in FrankenPHP before 1.11.2 — Unicode characters bypass path validation during CGI proc
net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization by
Free5gc NRF 1.4.0 has an authorization bypass in access token generation that allows authenticated users to request toke
Algo 8028 Control Panel version 3.3.3 contains a command injection vulnerability in the fm-data.lua endpoint that allows
Denial of service in PocketBase versions prior to 0.22.48 (0.22.x branch) and 0.23.0 through 0.39.6 (0.23.0+ branch) all
GitHub PoC
Exploit-DB