temporalio / temporalio/samples-python

go.temporal.io/sdk-v1.14.0: 1 vulnerabilities (highest severity is: 7.5)

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Mend: dependency security vulnerability
Dominant language
Python
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Merged PRs (30d)
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Description

Vulnerable Library - go.temporal.io/sdk-v1.14.0

Path to dependency file: /activity_worker/go_workflow/go.mod

Path to vulnerable library: /go/pkg/mod/cache/download/golang.org/x/net/@v/v0.7.0.mod

Found in HEAD commit: ac44173063e14aaf5e2fd3eca9caf9197f4d6dd5

Vulnerabilities

CVE Severity CVSS Dependency Type Fixed in (go.temporal.io/sdk-v1.14.0 version) Remediation Possible**
CVE-2023-39325 High 7.5 golang.org/x/net-v0.7.0 Transitive N/A*

*For some transitive vulnerabilities, there is no version of direct dependency with a fix. Check the "Details" section below to see if there is a version of transitive dependency where vulnerability is fixed.

**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation

Details

CVE-2023-39325
Vulnerable Library - golang.org/x/net-v0.7.0

Library home page: https://proxy.golang.org/golang.org/x/net/@v/v0.7.0.zip

Path to dependency file: /activity_worker/go_workflow/go.mod

Path to vulnerable library: /go/pkg/mod/cache/download/golang.org/x/net/@v/v0.7.0.mod

Dependency Hierarchy:

  • go.temporal.io/sdk-v1.14.0 (Root Library)
    • github.com/grpc-ecosystem/go-grpc-middleware-v1.3.0
      • golang.org/x/net-v0.7.0 (Vulnerable Library)

Found in HEAD commit: ac44173063e14aaf5e2fd3eca9caf9197f4d6dd5

Found in base branch: main

Vulnerability Details

A malicious HTTP/2 client which rapidly creates requests and immediately resets them can cause excessive server resource consumption. While the total number of requests is bounded by the http2.Server.MaxConcurrentStreams setting, resetting an in-progress request allows the attacker to create a new request while the existing one is still executing. With the fix applied, HTTP/2 servers now bound the number of simultaneously executing handler goroutines to the stream concurrency limit (MaxConcurrentStreams). New requests arriving when at the limit (which can only happen after the client has reset an existing, in-flight request) will be queued until a handler exits. If the request queue grows too large, the server will terminate the connection. This issue is also fixed in golang.org/x/net/http2 for users manually configuring HTTP/2. The default stream concurrency limit is 250 streams (requests) per HTTP/2 connection. This value may be adjusted using the golang.org/x/net/http2 package; see the Server.MaxConcurrentStreams setting and the ConfigureServer function.

Publish Date: 2023-10-11

URL: CVE-2023-39325

CVSS 3 Score Details (7.5)

Base Score Metrics:

  • Exploitability Metrics:
    • Attack Vector: Network
    • Attack Complexity: Low
    • Privileges Required: None
    • User Interaction: None
    • Scope: Unchanged
  • Impact Metrics:
    • Confidentiality Impact: None
    • Integrity Impact: None
    • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://pkg.go.dev/vuln/GO-2023-2102

Release Date: 2023-10-11

Fix Resolution: go1.20.10, go1.21.3, golang.org/x/net - v0.17.0

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with activity_worker/go_workflow/go.mod and trace the dependency hierarchy from go.temporal.io/sdk through go-grpc-middleware to golang.org/x/net. Check whether the vulnerable transitive dependency can be upgraded to a fixed version, then run the project's Go dependency or vulnerability checks. Done means the module no longer reports CVE-2023-39325, or the repository documents why it cannot be remediated.

Written by the indexing model from the issue text.

Assessment

Tech stack
go
Domain
backend, security
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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