CVE-2020-23520 File upload in n/a
High 7.2
Published
Updated
Check this codebase for CVE-2020-23520 and fix it if it is affected.
What it is: CVE-2020-23520 is a high-severity vulnerability in n/a, published on 9 Dec 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-23520 in the wild and no public exploit code.
Affected product: n/a. No package-level version data is available, so check the vendor advisory linked from the reference page.
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-2020-23520/ (Markdown: https://insights.sbomify.com/CVE-2020-23520/index.md)
Authenticated attackers can upload malicious files via the picture functionality in imcat, leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-23520?
CVE-2020-23520 is a high-severity vulnerability in n/a, published on 9 Dec 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
imcat 5.2 allows an authenticated file upload and consequently remote code execution via the picture functionality.
Weakness: CWE-434
Which versions are affected by CVE-2020-23520?
It affects 1 product.
Products include Txjia Imcat.
How do I fix CVE-2020-23520?
No fix has been published for CVE-2020-23520 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-23520 being exploited?
There is no known exploitation of CVE-2020-23520 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-ppch-842g-chcf.