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stunnel 4.21 through 4.54, when CONNECT protocol...

Moderate severity Unreviewed Published May 17, 2022 to the GitHub Advisory Database • Updated Jan 28, 2023

Package

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Affected versions

Unknown

Patched versions

Unknown

Description

stunnel 4.21 through 4.54, when CONNECT protocol negotiation and NTLM authentication are enabled, does not correctly perform integer conversion, which allows remote proxy servers to execute arbitrary code via a crafted request that triggers a buffer overflow.

References

Published by the National Vulnerability Database Mar 8, 2013
Published to the GitHub Advisory Database May 17, 2022
Last updated Jan 28, 2023

Severity

Moderate

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(80th percentile)

Weaknesses

CVE ID

CVE-2013-1762

GHSA ID

GHSA-997q-cp6v-cm6w

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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