CVE-2020-18731 Null dereference in n/a
High 7.5
Published
Updated
Check this codebase for CVE-2020-18731 and fix it if it is affected.
What it is: CVE-2020-18731 is a high-severity vulnerability in n/a, published on 23 Aug 2021. 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-2020-18731 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-2020-18731/ (Markdown: https://insights.sbomify.com/CVE-2020-18731/index.md)
Attackers can cause a denial of service via a segmentation violation in the IEC104 protocol implementation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-18731?
CVE-2020-18731 is a high-severity vulnerability in n/a, published on 23 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).
Weakness: CWE-476
Which versions are affected by CVE-2020-18731?
It affects 1 product.
Products include Iec104 Project Iec104.
How do I fix CVE-2020-18731?
No fix has been published for CVE-2020-18731 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-18731 being exploited?
There is no known exploitation of CVE-2020-18731 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-v872-3chq-4hc9.