CVE-2019-20627 AutoUpdater.NET allows XXE
Critical 9.8
Published
Updated
Check this codebase for CVE-2019-20627 and fix it if it is affected.
What it is: CVE-2019-20627 is a critical vulnerability in n/a, published on 23 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-20627 in the wild and no public exploit code.
Affected packages and fixed versions:
- Autoupdater.NET.Official (NuGet): affected all versions; fixed in 1.5.8
- Autoupdater.NET.Official (NuGet): affected all versions; fixed in 1.5.8
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2019-20627/ (Markdown: https://insights.sbomify.com/CVE-2019-20627/index.md)
An XML External Entity vulnerability in AutoUpdater.NET allows attackers to read sensitive files or cause denial of service via crafted XML responses.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-20627?
CVE-2019-20627 is a critical vulnerability in n/a, published on 23 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
AutoUpdater.cs in AutoUpdater.NET before 1.5.8 allows XXE.
Weakness: CWE-611
Which versions are affected by CVE-2019-20627?
2 open source packages ship an affected version, including Autoupdater.NET.Official. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
Autoupdater.NET.Official NuGet | All versions | 1.5.8 |
Autoupdater.NET.Official NuGet | All versions | 1.5.8 |
Products include Rbsoft Autoupdater.net.
How do I fix CVE-2019-20627?
Upgrade Autoupdater.NET.Official to 1.5.8 or later.
Is CVE-2019-20627 being exploited?
There is no known exploitation of CVE-2019-20627 in the wild and no public exploit code.
Sources
Also known as GHSA-75p2-hgw4-g7f7.