# CVE-2025-59534: CryptoLib command Injection vulnerability in initialize_kerberos_keytab_file_login()


- **Severity:** High 7.3 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Fix available:** No
- **Published:** 23 Sep 2025
- **Updated:** 23 Sep 2025
- **Also known as:** GHSA-jw5c-58hr-m3v3

## What is CVE-2025-59534?

CVE-2025-59534 is a high-severity vulnerability in nasa CryptoLib, published on 23 Sep 2025. 

### Official description

CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.2, there is a command Injection vulnerability in initialize_kerberos_keytab_file_login(). The vulnerability exists because the code directly interpolates user-controlled input into a shell command and executes it via system() without any sanitization or validation. This issue has been patched in version 1.4.2.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2025-59534?

It affects 1 product.


Products: Nasa Cryptolib.

## How do I fix CVE-2025-59534?

No fix has been published for CVE-2025-59534 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-59534 being exploited?

There is no known exploitation of CVE-2025-59534 in the wild and no public exploit code.

## Other vulnerabilities in nasa CryptoLib

- [CVE-2025-30216](https://insights.sbomify.com/CVE-2025-30216/): CryptoLib Has Heap Overflow in Crypto_TM_ProcessSecurity due to Unchecked Secondary Header Length (critical 9.4)
- [CVE-2025-30356](https://insights.sbomify.com/CVE-2025-30356/): Heap Buffer Overflow via Incomplete Length Check in `Crypto_TC_ApplySecurity` (critical 9.3)
- [CVE-2025-29909](https://insights.sbomify.com/CVE-2025-29909/): CryptoLib's Crypto_TC_ApplySecurity() Has a Heap Buffer Overflow Vulnerability (high 8.9)
- [CVE-2025-29911](https://insights.sbomify.com/CVE-2025-29911/): CryptoLib Has Heap Buffer Overflow in Crypto_AOS_ProcessSecurity Function (high 8.9)
- [CVE-2025-29912](https://insights.sbomify.com/CVE-2025-29912/): CryptoLib Has Heap Buffer Overflow Due to Unsigned Integer Underflow in Crypto_TC_ProcessSecurity (high 8.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-59534 and fix it if it is affected.

What it is: CVE-2025-59534 is a high-severity vulnerability in nasa CryptoLib, published on 23 Sep 2025. 
Exploitation: There is no known exploitation of CVE-2025-59534 in the wild and no public exploit code.

Affected product: nasa CryptoLib. 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-2025-59534/ (Markdown: https://insights.sbomify.com/CVE-2025-59534/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-59534
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-59534
- OSV: https://osv.dev/vulnerability/CVE-2025-59534

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-59534/
Summaries are generated and may contain mistakes; the official description above is the record.