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@dependabot dependabot bot commented on behalf of github Aug 18, 2025

Bumps the docker-deps group with 1 update: python.

Updates python from 3.13.6-alpine3.22 to 3.13.7-alpine3.22

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Bumps the docker-deps group with 1 update: python.


Updates `python` from 3.13.6-alpine3.22 to 3.13.7-alpine3.22

---
updated-dependencies:
- dependency-name: python
  dependency-version: 3.13.7-alpine3.22
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-deps
...

Signed-off-by: dependabot[bot] <[email protected]>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file docker Pull requests that update Docker code labels Aug 18, 2025
@dependabot dependabot bot requested a review from jkreileder as a code owner August 18, 2025 03:24
@dependabot dependabot bot added dependencies Pull requests that update a dependency file docker Pull requests that update Docker code labels Aug 18, 2025
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codecov bot commented Aug 18, 2025

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (ee938f7) to head (28538f7).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files
@@            Coverage Diff            @@
##              main      #877   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            8         8           
  Lines          151       151           
  Branches        11        11           
=========================================
  Hits           151       151           
Flag Coverage Δ
python-3.10 100.00% <ø> (ø)
python-3.11 100.00% <ø> (ø)
python-3.12 100.00% <ø> (ø)
python-3.13 100.00% <ø> (ø)
python-3.9 100.00% <ø> (ø)

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github-actions bot commented Aug 18, 2025

Test Results

  5 files  ±0    5 suites  ±0   5s ⏱️ ±0s
 36 tests ±0   36 ✅ ±0  0 💤 ±0  0 ❌ ±0 
180 runs  ±0  180 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 28538f7. ± Comparison against base commit ee938f7.

♻️ This comment has been updated with latest results.

@jkreileder jkreileder enabled auto-merge (squash) August 19, 2025 13:38
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🔍 Vulnerabilities of jkreileder/cf-ips-to-hcloud-fw:pr-877

📦 Image Reference jkreileder/cf-ips-to-hcloud-fw:pr-877
digestsha256:656f8c59eeb6dc069bf2fa2b6f146296f602fb04d3b8d450699af0c42c90c62a
vulnerabilitiescritical: 2 high: 0 medium: 3 low: 0
platformlinux/amd64
size26 MB
packages60
📦 Base Image python:3-alpine
also known as
  • 3-alpine3.22
  • 3.13-alpine
  • 3.13-alpine3.22
  • 3.13.7-alpine
  • 3.13.7-alpine3.22
  • alpine
  • alpine3.22
digestsha256:527c28b29498575b851ad88e7522ac7201bbd9e920d2c11b00ff2b39b315f5f8
vulnerabilitiescritical: 0 high: 0 medium: 0 low: 0
critical: 2 high: 0 medium: 0 low: 0 h11 0.14.0 (pypi)

pkg:pypi/[email protected]

critical 9.1: GHSA--vqfr--h8mv--ghfj OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities

Affected range<0.16.0
Fixed version0.16.0
CVSS Score9.1
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Description

A leniency in h11's parsing of line terminators in chunked-coding message bodies can lead to request smuggling vulnerabilities under certain conditions.

critical 9.1: CVE--2025--43859 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

Affected range<0.16.0
Fixed version0.16.0
CVSS Score9.1
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score0.045%
EPSS Percentile13th percentile
Description

Impact

A leniency in h11's parsing of line terminators in chunked-coding message bodies can lead to request smuggling vulnerabilities under certain conditions.

Details

HTTP/1.1 Chunked-Encoding bodies are formatted as a sequence of "chunks", each of which consists of:

  • chunk length
  • \r\n
  • length bytes of content
  • \r\n

In versions of h11 up to 0.14.0, h11 instead parsed them as:

  • chunk length
  • \r\n
  • length bytes of content
  • any two bytes

i.e. it did not validate that the trailing \r\n bytes were correct, and if you put 2 bytes of garbage there it would be accepted, instead of correctly rejecting the body as malformed.

By itself this is harmless. However, suppose you have a proxy or reverse-proxy that tries to analyze HTTP requests, and your proxy has a different bug in parsing Chunked-Encoding, acting as if the format is:

  • chunk length
  • \r\n
  • length bytes of content
  • more bytes of content, as many as it takes until you find a \r\n

For example, pound had this bug -- it can happen if an implementer uses a generic "read until end of line" helper to consumes the trailing \r\n.

In this case, h11 and your proxy may both accept the same stream of bytes, but interpret them differently. For example, consider the following HTTP request(s) (assume all line breaks are \r\n):

GET /one HTTP/1.1
Host: localhost
Transfer-Encoding: chunked

5
AAAAAXX2
45
0

GET /two HTTP/1.1
Host: localhost
Transfer-Encoding: chunked

0

Here h11 will interpret it as two requests, one with body AAAAA45 and one with an empty body, while our hypothetical buggy proxy will interpret it as a single request, with body AAAAXX20\r\n\r\nGET /two .... And any time two HTTP processors both accept the same string of bytes but interpret them differently, you have the conditions for a "request smuggling" attack. For example, if /two is a dangerous endpoint and the job of the reverse proxy is to stop requests from getting there, then an attacker could use a bytestream like the above to circumvent this protection.

Even worse, if our buggy reverse proxy receives two requests from different users:

GET /one HTTP/1.1
Host: localhost
Transfer-Encoding: chunked

5
AAAAAXX999
0
GET /two HTTP/1.1
Host: localhost
Cookie: SESSION_KEY=abcdef...

...it will consider the first request to be complete and valid, and send both on to the h11-based web server over the same socket. The server will then see the two concatenated requests, and interpret them as one request to /one whose body includes /two's session key, potentially allowing one user to steal another's credentials.

Patches

Fixed in h11 0.15.0.

Workarounds

Since exploitation requires the combination of buggy h11 with a buggy (reverse) proxy, fixing either component is sufficient to mitigate this issue.

Credits

Reported by Jeppe Bonde Weikop on 2025-01-09.

critical: 0 high: 0 medium: 2 low: 0 urllib3 2.3.0 (pypi)

pkg:pypi/[email protected]

medium 5.3: CVE--2025--50182 URL Redirection to Untrusted Site ('Open Redirect')

Affected range>=2.2.0
<2.5.0
Fixed version2.5.0
CVSS Score5.3
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score0.011%
EPSS Percentile1st percentile
Description

urllib3 supports being used in a Pyodide runtime utilizing the JavaScript Fetch API or falling back on XMLHttpRequest. This means you can use Python libraries to make HTTP requests from your browser or Node.js. Additionally, urllib3 provides a mechanism to control redirects.

However, the retries and redirect parameters are ignored with Pyodide; the runtime itself determines redirect behavior.

Affected usages

Any code which relies on urllib3 to control the number of redirects for an HTTP request in a Pyodide runtime.

Impact

Redirects are often used to exploit SSRF vulnerabilities. An application attempting to mitigate SSRF or open redirect vulnerabilities by disabling redirects may remain vulnerable if a Pyodide runtime redirect mechanism is unsuitable.

Remediation

If you use urllib3 in Node.js, upgrade to a patched version of urllib3.

Unfortunately, browsers provide no suitable way which urllib3 can use: XMLHttpRequest provides no control over redirects, the Fetch API returns opaqueredirect responses lacking data when redirects are controlled manually. Expect default browser behavior for redirects.

medium 5.3: CVE--2025--50181 URL Redirection to Untrusted Site ('Open Redirect')

Affected range<2.5.0
Fixed version2.5.0
CVSS Score5.3
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score0.013%
EPSS Percentile1st percentile
Description

urllib3 handles redirects and retries using the same mechanism, which is controlled by the Retry object. The most common way to disable redirects is at the request level, as follows:

resp = urllib3.request("GET", "https://httpbin.org/redirect/1", redirect=False)
print(resp.status)
# 302

However, it is also possible to disable redirects, for all requests, by instantiating a PoolManager and specifying retries in a way that disable redirects:

import urllib3

http = urllib3.PoolManager(retries=0)  # should raise MaxRetryError on redirect
http = urllib3.PoolManager(retries=urllib3.Retry(redirect=0))  # equivalent to the above
http = urllib3.PoolManager(retries=False)  # should return the first response

resp = http.request("GET", "https://httpbin.org/redirect/1")

However, the retries parameter is currently ignored, which means all the above examples don't disable redirects.

Affected usages

Passing retries on PoolManager instantiation to disable redirects or restrict their number.

By default, requests and botocore users are not affected.

Impact

Redirects are often used to exploit SSRF vulnerabilities. An application attempting to mitigate SSRF or open redirect vulnerabilities by disabling redirects at the PoolManager level will remain vulnerable.

Remediation

You can remediate this vulnerability with the following steps:

  • Upgrade to a patched version of urllib3. If your organization would benefit from the continued support of urllib3 1.x, please contact [email protected] to discuss sponsorship or contribution opportunities.
  • Disable redirects at the request() level instead of the PoolManager() level.
critical: 0 high: 0 medium: 1 low: 0 requests 2.32.3 (pypi)

pkg:pypi/[email protected]

medium 5.3: CVE--2024--47081 Insufficiently Protected Credentials

Affected range<2.32.4
Fixed version2.32.4
CVSS Score5.3
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score0.028%
EPSS Percentile6th percentile
Description

Impact

Due to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc credentials to third parties for specific maliciously-crafted URLs.

Workarounds

For older versions of Requests, use of the .netrc file can be disabled with trust_env=False on your Requests Session (docs).

References

psf/requests#6965
https://seclists.org/fulldisclosure/2025/Jun/2

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Recommended fixes for image jkreileder/cf-ips-to-hcloud-fw:pr-877

Base image is python:3-alpine

Name3.13.7-alpine3.22
Digestsha256:527c28b29498575b851ad88e7522ac7201bbd9e920d2c11b00ff2b39b315f5f8
Vulnerabilitiescritical: 0 high: 0 medium: 0 low: 0
Pushed4 days ago
Size17 MB
Packages39
Flavoralpine
OS3.22
Runtime3.13.7
The base image is also available under the supported tag(s): 3-alpine3.22, 3.13-alpine, 3.13-alpine3.22, 3.13.7-alpine, 3.13.7-alpine3.22, alpine, alpine3.22

Refresh base image

Rebuild the image using a newer base image version. Updating this may result in breaking changes.

✅ This image version is up to date.

Change base image

✅ There are no tag recommendations at this time.

Copy link

Overview

Image reference jkreileder/cf-ips-to-hcloud-fw:1 quay.io/jkreileder/cf-ips-to-hcloud-fw:pr-877
- digest a013f898285a 656f8c59eeb6
- tag 1 pr-877
- provenance 90ebdb0 7e85a45
- vulnerabilities critical: 2 high: 1 medium: 4 low: 0 critical: 2 high: 0 medium: 3 low: 0
- platform linux/amd64 linux/amd64
- size 23 MB 26 MB (+3.4 MB)
- packages 60 60
Base Image python:3-alpine
also known as:
3-alpine3.22
3.13-alpine
3.13-alpine3.22
alpine
alpine3.22
python:3-alpine
also known as:
3-alpine3.22
3.13-alpine
3.13-alpine3.22
3.13.7-alpine
3.13.7-alpine3.22
alpine
alpine3.22
- vulnerabilities critical: 0 high: 1 medium: 1 low: 0 critical: 0 high: 0 medium: 0 low: 0
Environment Variables (2 changes)
  • ± 2 changed
  • 4 unchanged
 GPG_KEY=7169605F62C751356D054A26A821E680E5FA6305
 PATH=/usr/local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 PYTHONDONTWRITEBYTECODE=1
 PYTHONFAULTHANDLER=1
-PYTHON_SHA256=93e583f243454e6e9e4588ca2c2662206ad961659863277afcdb96801647d640
+PYTHON_SHA256=5462f9099dfd30e238def83c71d91897d8caa5ff6ebc7a50f14d4802cdaaa79a
-PYTHON_VERSION=3.13.5
+PYTHON_VERSION=3.13.7
Labels (3 changes)
  • ± 3 changed
  • 5 unchanged
-org.opencontainers.image.created=2025-06-20T11:12:42.735Z
+org.opencontainers.image.created=2025-08-19T14:32:53.092Z
 org.opencontainers.image.description=Update Hetzner Cloud firewall rules with current Cloudflare IP ranges
 org.opencontainers.image.licenses=MIT
-org.opencontainers.image.revision=90ebdb0cde09868906e19bfb8b149a1abd09824b
+org.opencontainers.image.revision=7e85a45e706a1ce6f211a9d35fdb71854e41336f
 org.opencontainers.image.source=https://github.com/jkreileder/cf-ips-to-hcloud-fw
 org.opencontainers.image.title=cf-ips-to-hcloud-fw
 org.opencontainers.image.url=https://github.com/jkreileder/cf-ips-to-hcloud-fw
-org.opencontainers.image.version=1.0.17
+org.opencontainers.image.version=pr-877
Policies (0 improved, 1 worsened, 2 missing data)
Policy Name jkreileder/cf-ips-to-hcloud-fw:1 quay.io/jkreileder/cf-ips-to-hcloud-fw:pr-877 Change Standing
Default non-root user No Change
No AGPL v3 licenses No Change
No fixable critical or high vulnerabilities ⚠️ 2 ⚠️ 2 No Change
No high-profile vulnerabilities No Change
No outdated base images ❓ No data
No unapproved base images ❓ No data
Supply chain attestations ⚠️ 2 +2 Worsened
Packages and Vulnerabilities (13 package changes and 2 vulnerability changes)
  • ♾️ 13 packages changed
  • 47 packages unchanged
  • ✔️ 2 vulnerabilities removed
Changes for packages of type apk (10 changes)
Package Version
jkreileder/cf-ips-to-hcloud-fw:1
Version
quay.io/jkreileder/cf-ips-to-hcloud-fw:pr-877
♾️ .python-rundeps 20250619.205442 20250818.032532
♾️ alpine-base 3.22.0-r0 3.22.1-r0
♾️ alpine-release 3.22.0-r0 3.22.1-r0
♾️ ca-certificates 20241121-r2 20250619-r0
♾️ ca-certificates-bundle 20241121-r2 20250619-r0
♾️ libcrypto3 3.5.0-r0 3.5.1-r0
♾️ libssl3 3.5.0-r0 3.5.1-r0
♾️ openssl 3.5.0-r0 3.5.1-r0
critical: 0 high: 0 medium: 1 low: 0
Removed vulnerabilities (1):
  • medium : CVE--2025--4575
♾️ sqlite 3.49.2-r0 3.49.2-r1
critical: 0 high: 1 medium: 0 low: 0
Removed vulnerabilities (1):
  • high : CVE--2025--6965
♾️ sqlite-libs 3.49.2-r0 3.49.2-r1
Changes for packages of type generic (1 changes)
Package Version
jkreileder/cf-ips-to-hcloud-fw:1
Version
quay.io/jkreileder/cf-ips-to-hcloud-fw:pr-877
♾️ python 3.13.5 3.13.7
Changes for packages of type pypi (2 changes)
Package Version
jkreileder/cf-ips-to-hcloud-fw:1
Version
quay.io/jkreileder/cf-ips-to-hcloud-fw:pr-877
♾️ cf-ips-to-hcloud-fw 1.0.17 1.0.18.dev0
♾️ pip 25.1.1 25.2

@jkreileder jkreileder merged commit 0d71806 into main Aug 19, 2025
58 of 59 checks passed
@jkreileder jkreileder deleted the dependabot/docker/docker-deps-33463fdea7 branch August 19, 2025 14:42
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