# CVE-2021-33982: Auth bypass in n/a

> Attackers can reuse or steal user and admin sessions due to insufficient session expiration, leading to account takeover and privilege escalation.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Sep 2021
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-qrv8-99h7-2c7v

## What is CVE-2021-33982?

CVE-2021-33982 is a high-severity authentication bypass vulnerability in n/a, published on 8 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An insufficient session expiration vulnerability exists in the "Fish | Hunt FL" iOS app version 3.8.0 and earlier, which allows a remote attacker to reuse, spoof, or steal other user and admin sessions.

Weakness: CWE-613 (DEPRECATED: Insufficient Session Expiration)

## Which versions are affected by CVE-2021-33982?

It affects 1 product.


Products: Myfwc Fish \| Hunt Fl.

## How do I fix CVE-2021-33982?

No fix has been published for CVE-2021-33982 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-33982 being exploited?

There is no known exploitation of CVE-2021-33982 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2021-33981](https://insights.sbomify.com/CVE-2021-33981/): Information disclosure in n/a (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-33982 and fix it if it is affected.

What it is: CVE-2021-33982 is a high-severity authentication bypass vulnerability in n/a, published on 8 Sep 2021. 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-2021-33982 in the wild and no public exploit code.

Affected product: n/a. 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-2021-33982/ (Markdown: https://insights.sbomify.com/CVE-2021-33982/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-33982
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-33982
- OSV: https://osv.dev/vulnerability/CVE-2021-33982

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-33982/
Summaries are generated and may contain mistakes; the official description above is the record.