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Heap-based buffer overflow in the curl_easy_unescape...

Moderate severity Unreviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Feb 2, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string ending in a "%" (percent) character.

References

Published by the National Vulnerability Database Jul 31, 2013
Published to the GitHub Advisory Database May 14, 2022
Last updated Feb 2, 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.
(92nd percentile)

Weaknesses

CVE ID

CVE-2013-2174

GHSA ID

GHSA-98vv-mx5c-xg6c

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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