# CVE-2017-12695: Auth bypass in General Motors and Shanghai OnStar (SOS) iOS Client

> An improper authentication flaw in the OnStar iOS client allows attackers to bypass security mechanisms and reset user account passwords.

- **Severity:** High 8.8 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Jan 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-c8qr-wqjf-46xv

## What is CVE-2017-12695?

CVE-2017-12695 is a high-severity authentication bypass vulnerability in General Motors and Shanghai OnStar (SOS) iOS Client, published on 9 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

An Improper Authentication issue was discovered in General Motors (GM) and Shanghai OnStar (SOS) SOS iOS Client 7.1. Successful exploitation of this vulnerability may allow an attacker to subvert security mechanisms and reset a user account password.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2017-12695?

It affects 1 product.


Products: Gm Shanghai Onstar.

## How do I fix CVE-2017-12695?

No fix has been published for CVE-2017-12695 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-12695 being exploited?

There is no known exploitation of CVE-2017-12695 in the wild and no public exploit code.

## Other vulnerabilities in General Motors and Shanghai OnStar (SOS) iOS Client

- [CVE-2017-9663](https://insights.sbomify.com/CVE-2017-9663/): Information disclosure in General Motors and Shanghai OnStar (SOS) iOS Client (high 7.5)
- [CVE-2017-12697](https://insights.sbomify.com/CVE-2017-12697/): Information disclosure in General Motors and Shanghai OnStar (SOS) iOS Client (medium 5.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-12695 and fix it if it is affected.

What it is: CVE-2017-12695 is a high-severity authentication bypass vulnerability in General Motors and Shanghai OnStar (SOS) iOS Client, published on 9 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2017-12695 in the wild and no public exploit code.

Affected product: General Motors and Shanghai OnStar (SOS) iOS Client. 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-2017-12695/ (Markdown: https://insights.sbomify.com/CVE-2017-12695/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-12695
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-12695
- OSV: https://osv.dev/vulnerability/CVE-2017-12695

---
From sbomify Insights: https://insights.sbomify.com/CVE-2017-12695/
Summaries are generated and may contain mistakes; the official description above is the record.