CVE-2022-33011 — Known v1

Known v1.3.1+2020120201 was discovered to allow attackers to perform an account takeover via a host header injection attack.

01What is this vulnerability?

Known v1.3.1+2020120201 was discovered to allow attackers to perform an account takeover via a host header injection attack.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-07-08T11:10:47.000Z
• Last modified: 2024-08-03T07:54:03.409Z

09References

• github.com — https://github.com/idno/known
• github.com — https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/Account%20Takeov…
• www.pethuraj.com — https://www.pethuraj.com/blog/how-i-earned-800-for-host-header-injection-vulnera…
• blog.jitendrapatro.me — https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-sof…