CVE-2017-15883 Auth bypass in n/a

Critical 9.8 Published Updated

Remote attackers can bypass authentication in Sitefinity CMS to gain privileges or cause denial of service on load-balanced sites.

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-2017-15883?

CVE-2017-15883 is a critical authentication bypass vulnerability in n/a, published on 8 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Sitefinity 5.1, 5.2, 5.3, 5.4, 6.x, 7.x, 8.x, 9.x, and 10.x allow remote attackers to bypass authentication and consequently cause a denial of service on load balanced sites or gain privileges via vectors related to weak cryptography.

Weakness: CWE-287

Which versions are affected by CVE-2017-15883?

It affects 1 product.

Products include Progress Sitefinity.

How do I fix CVE-2017-15883?

No fix has been published for CVE-2017-15883 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-15883 being exploited?

There is no known exploitation of CVE-2017-15883 in the wild and no public exploit code.

Sources

Also known as GHSA-cg9w-q3jr-3hrp.

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