# CVE-2022-32962: HiCOS’ client-side citizen digital certificate - Double Free

> An unauthenticated physical attacker can exploit a double free vulnerability in the HiCOS client to execute arbitrary code or cause denial of service.

- **Severity:** Medium 6.8 (`CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Jul 2022
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-3pg9-mr9f-v7qm

## What is CVE-2022-32962?

CVE-2022-32962 is a medium-severity use after free vulnerability in HINET HiCOS’ client-side citizen digital certificate, published on 20 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

HiCOS’ client-side citizen certificate component has a double free vulnerability. An unauthenticated physical attacker can exploit this vulnerability to corrupt memory and execute arbitrary code, manipulate system data or terminate service.

Weakness: CWE-415 (Double Free)

## Which versions are affected by CVE-2022-32962?

It affects 1 product.


Products: Hinet Hicos Natural Person Credential Component Client.

## How do I fix CVE-2022-32962?

No fix has been published for CVE-2022-32962 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-32962 being exploited?

There is no known exploitation of CVE-2022-32962 in the wild and no public exploit code.

## Other vulnerabilities in HINET HiCOS’ client-side citizen digital certificate

- [CVE-2022-35222](https://insights.sbomify.com/CVE-2022-35222/): HiCOS Citizen verification component - Stack Buffer Overflow (medium 6.8)
- [CVE-2022-32959](https://insights.sbomify.com/CVE-2022-32959/): HiCOS’ client-side citizen digital certificate - Stack Buffer Overflow (medium 6.8)
- [CVE-2022-32960](https://insights.sbomify.com/CVE-2022-32960/): HiCOS’ client-side citizen digital certificate - Stack Buffer Overflow (medium 6.8)
- [CVE-2022-32961](https://insights.sbomify.com/CVE-2022-32961/): HiCOS’ client-side citizen digital certificate - Stack Buffer Overflow (medium 6.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-32962 and fix it if it is affected.

What it is: CVE-2022-32962 is a medium-severity use after free vulnerability in HINET HiCOS’ client-side citizen digital certificate, published on 20 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-32962 in the wild and no public exploit code.

Affected product: HINET HiCOS’ client-side citizen digital certificate. 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-2022-32962/ (Markdown: https://insights.sbomify.com/CVE-2022-32962/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-32962
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-32962
- OSV: https://osv.dev/vulnerability/CVE-2022-32962

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-32962/
Summaries are generated and may contain mistakes; the official description above is the record.