# CVE-2022-28722: Memory corruption in Certain HP inkjet printers, HP LaserJet Pro printers, HP PageWide Pro printers

> A buffer overflow in HP printers allows attackers to execute arbitrary code or cause a denial of service.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/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:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Sep 2022
- **Updated:** 27 May 2025
- **Also known as:** GHSA-c7hw-4mfg-h77v

## What is CVE-2022-28722?

CVE-2022-28722 is a critical memory corruption vulnerability in Certain HP inkjet printers, HP LaserJet Pro printers, HP PageWide Pro printers, published on 26 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Certain HP Print Products are potentially vulnerable to Buffer Overflow.

Weakness: CWE-120 (Buffer Copy without Checking Size of Input)

## Which versions are affected by CVE-2022-28722?

It affects 99 products.


Products: Hp A7w93a Firmware, Hp D3q15a Firmware, Hp D3q16a Firmware, Hp D3q17a Firmware, Hp D3q19a Firmware, Hp D3q20a Firmware, Hp D3q21a Firmware, Hp D9l18a Firmware, Hp D9l20a Firmware, Hp D9l21a Firmware, Hp D9l63a Firmware, Hp D9l64a Firmware, Hp G5j38a Firmware, Hp G5j56a Firmware, Hp J3p65a Firmware, Hp J3p66a Firmware, Hp J3p67a Firmware, Hp J3p68a Firmware, Hp J6u51b Firmware, Hp J6u55a Firmware and 79 more.

## How do I fix CVE-2022-28722?

No fix has been published for CVE-2022-28722 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-28722 being exploited?

There is no known exploitation of CVE-2022-28722 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-28722 and fix it if it is affected.

What it is: CVE-2022-28722 is a critical memory corruption vulnerability in Certain HP inkjet printers, HP LaserJet Pro printers, HP PageWide Pro printers, published on 26 Sep 2022. 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-2022-28722 in the wild and no public exploit code.

Affected product: Certain HP inkjet printers, HP LaserJet Pro printers, HP PageWide Pro printers. 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-2022-28722/ (Markdown: https://insights.sbomify.com/CVE-2022-28722/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-28722
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-28722
- OSV: https://osv.dev/vulnerability/CVE-2022-28722

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-28722/
Summaries are generated and may contain mistakes; the official description above is the record.