CVE-1999-1273 Security feature bypass in n/a

High 7.5 Published Updated

Attackers can bypass Squid proxy access control lists by using hexadecimal URL encoding, allowing unauthorized access to restricted resources.

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-1999-1273?

CVE-1999-1273 is a high-severity vulnerability in n/a, published on 12 Sep 2001. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Squid Internet Object Cache 1.1.20 allows users to bypass access control lists (ACLs) by encoding the URL with hexadecimal escape sequences.

Which versions are affected by CVE-1999-1273?

It affects 1 product.

Products include National Science Foundation Squid Web Proxy.

How do I fix CVE-1999-1273?

No fix has been published for CVE-1999-1273 yet. Limit exposure of the affected software until one is available.

Is CVE-1999-1273 being exploited?

There is no known exploitation of CVE-1999-1273 in the wild and no public exploit code.

Sources

Also known as GHSA-3q7h-hq7j-vcqg.

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