# CVE-2023-0286: RUSTSEC-2023-0006 - X.400 address type confusion in X.509 `GeneralName`

Source: https://junglewise.ai/threats/cve-2023-0286-vulnerable-openssl-included-in-cryptography-wheels  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-02-07  
License: CC BY 4.0 with a link back

CVE-2023-0286 · Severity: low · CVSS 3.1 · Published 2023-02-07

X.400 address type confusion in X.509 `GeneralName`

Technologies: [openssl-src (crates.io)](https://junglewise.ai/threats/technologies/openssl-src), [cryptography (PyPI)](https://junglewise.ai/threats/technologies/cryptography). Vendors: [crates.io](https://junglewise.ai/threats/vendors/crates-io), [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2023-0286 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-0286 being exploited in the wild.

**How severe is CVE-2023-0286?** Low severity, with a CVSS score of 3.1, published 7 February 2023.

**Which products and versions are affected?** openssl-src (crates.io) SEMVER:introduced=0,fixed=111.25.0, SEMVER:introduced=0.0.0-0,fixed=111.25.0,introduced=300.0.0,fixed=300.0.12; cryptography (PyPI) ECOSYSTEM:introduced=0.8.1,fixed=39.0.1.

**Is there a fix for CVE-2023-0286?** Yes. openssl-src (crates.io): upgrade to 111.25.0, 300.0.12 or later; cryptography (PyPI): upgrade to 39.0.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-0286?** Check whether you run openssl-src (crates.io) or cryptography (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- openssl-src (crates.io): upgrade to 111.25.0, 300.0.12 or later

  ```sh
  cargo update -p openssl-src
  ```

- cryptography (PyPI): upgrade to 39.0.1 or later

  ```sh
  pip install "cryptography>=39.0.1"
  ```


## Affected products

- openssl-src (crates.io) SEMVER:introduced=0,fixed=111.25.0, SEMVER:introduced=0.0.0-0,fixed=111.25.0,introduced=300.0.0,fixed=300.0.12
- cryptography (PyPI) ECOSYSTEM:introduced=0.8.1,fixed=39.0.1

## Identifiers

- CVE-2023-0286
- GHSA-x4qr-2fvf-3mr5
- PYSEC-2026-800
- RUSTSEC-2023-0006

## Related threats

- [pyca cryptography improper certificate validation in Name Constraints](https://junglewise.ai/threats/cve-2026-69248-pyca-cryptography-improper-certificate-validation-in-name)
- [Pyca Cryptography exponential path-building in X.509 verification](https://junglewise.ai/threats/cve-2026-69249-pyca-cryptography-exponential-path-building-in-x-509-verification)
- [pyca cryptography Bleichenbacher oracle in PKCS#7 decryption](https://junglewise.ai/threats/cve-2026-69247-pyca-cryptography-bleichenbacher-oracle-in-pkcs-7-decryption)
- [PYSEC-2026-1284 - Vulnerable OpenSSL included in cryptography wheels](https://junglewise.ai/threats/cve-2024-12797-vulnerable-openssl-included-in-cryptography-wheels)
- [PYSEC-2026-1283 - Python Cryptography package vulnerable to Bleichenbacher timing oracle attack](https://junglewise.ai/threats/cve-2023-50782-python-cryptography-package-vulnerable-to-bleichenbacher-timing)