# CVE-2024-1545: Fault Injection of RSA encryption in WolfCrypt

> A local attacker can use Rowhammer fault injection to disclose RSA private keys and escalate privileges in WolfSSL wolfCrypt.

- **Severity:** Medium 5.9 (`CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 29 Aug 2024
- **Updated:** 27 Jan 2026
- **Also known as:** BELL-CVE-2024-1545, DEBIAN-CVE-2024-1545, GHSA-9chr-m38j-w26g, UBUNTU-CVE-2024-1545

## What is CVE-2024-1545?

CVE-2024-1545 is a medium-severity vulnerability in Wolfssl Wolfssl, published on 29 Aug 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Fault Injection vulnerability in RsaPrivateDecryption function in wolfssl/wolfcrypt/src/rsa.c in WolfSSL wolfssl5.6.6 on Linux/Windows allows remote attacker co-resides in the same system with a victim process to disclose information and escalate privileges via Rowhammer fault injection to the RsaKey structure.

Weakness: CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component), CWE-252 (Unchecked Return Value), CWE-1256 (Improper Restriction of Software Interfaces to Hardware Features)

## Which versions are affected by CVE-2024-1545?

It affects 1 product.


Products: Wolfssl Wolfssl.

## How do I fix CVE-2024-1545?

Upgrade to a fixed version.

## Is CVE-2024-1545 being exploited?

There is no known exploitation of CVE-2024-1545 in the wild and no public exploit code.

## Other vulnerabilities in Wolfssl Wolfssl

- [CVE-2024-5991](https://insights.sbomify.com/CVE-2024-5991/): Buffer overread in domain name matching (critical 10.0)
- [CVE-2021-37155](https://insights.sbomify.com/CVE-2021-37155/): Security feature bypass in n/a (critical 9.8)
- [CVE-2020-36177](https://insights.sbomify.com/CVE-2020-36177/): Memory corruption in n/a (critical 9.8)
- [CVE-2014-2896](https://insights.sbomify.com/CVE-2014-2896/): Memory corruption in n/a (critical 9.8)
- [CVE-2014-2897](https://insights.sbomify.com/CVE-2014-2897/): Memory corruption in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-1545 and fix it if it is affected.

What it is: CVE-2024-1545 is a medium-severity vulnerability in Wolfssl Wolfssl, published on 29 Aug 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2024-1545 in the wild and no public exploit code.

Affected product: Wolfssl Wolfssl. 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-2024-1545/ (Markdown: https://insights.sbomify.com/CVE-2024-1545/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-1545
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-1545
- OSV: https://osv.dev/vulnerability/CVE-2024-1545

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-1545/
Summaries are generated and may contain mistakes; the official description above is the record.