CVE-2023-40599 Denial of service in Mailform Pro CGI

High 7.5 Published Updated

Remote unauthenticated attackers can cause denial of service in Mailform Pro CGI add-ons via regular expression DoS.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-40599?

CVE-2023-40599 is a high-severity denial of service vulnerability in SYNCK GRAPHICA Mailform Pro CGI, published on 25 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Regular expression Denial-of-Service (ReDoS) exists in multiple add-ons for Mailform Pro CGI 4.3.1.3 and earlier, which allows a remote unauthenticated attacker to cause a denial-of-service condition. Affected add-ons are as follows: call/call.js, prefcodeadv/search.cgi, estimate/estimate.js, search/search.js, suggest/suggest.js, and coupon/coupon.js.

Weakness: CWE-1333

Which versions are affected by CVE-2023-40599?

It affects 1 product.

Products include Synck Graphica Mailform Pro Cgi.

How do I fix CVE-2023-40599?

No fix has been published for CVE-2023-40599 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-40599 being exploited?

There is no known exploitation of CVE-2023-40599 in the wild and no public exploit code.

Sources

Also known as GHSA-h2gh-pw44-5qf5.

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