CVE-2015-5237 Memory corruption in n/a

High 8.8 Published Updated

Remote authenticated attackers can trigger a heap-based buffer overflow in the Protocol Buffers library, potentially leading to code execution or denial of service.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2015-5237?

CVE-2015-5237 is a high-severity memory corruption vulnerability in n/a, published on 25 Sep 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

protobuf allows remote authenticated attackers to cause a heap-based buffer overflow.

Weakness: CWE-787

Which versions are affected by CVE-2015-5237?

6 open source packages ship an affected version, including protobuf, github.com/protocolbuffers/protobuf and com.google.protobuf:protobuf-parent. It affects 1 product.

PackageAffectedFixed in
protobuf PyPIAll versions3.4.0
protobuf PyPIAll versions3.4.0
github.com/protocolbuffers/protobuf GoAll versions3.4.0
com.google.protobuf:protobuf-parent MavenAll versions3.4.0
Google.Protobuf NuGetAll versions3.4.0
google/protobuf PackagistAll versions3.4.0

Products include Google Protobuf.

How do I fix CVE-2015-5237?

Upgrade protobuf to 3.4.0 or later.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2015-5237 being exploited?

There is no known exploitation of CVE-2015-5237 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2015-5237, ECHO-1ca1-f94c-b75c, GHSA-jwvw-v7c5-m82h, PYSEC-2017-65, UBUNTU-CVE-2015-5237.

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