Heap Buffer Overflow in libcurl Affects Multiple Versions
CVE-2019-5436

7.8HIGH

Key Information:

Vendor

Curl

Status
Curl
Vendor
CVE Published:
28 May 2019

What is CVE-2019-5436?

A vulnerability in libcurl's TFTP receiving code can lead to a heap buffer overflow, allowing attackers to execute arbitrary code or cause a denial-of-service (DoS) condition. This affects multiple versions of libcurl, making it critical for users to update to secure versions to mitigate potential exploits.

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Deploy the Patch

Affected Version(s)

curl Fixed in 7.65.0

References

http://lists.opensuse.org/opensuse-security-announce/2019...
vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019...
vendor-advisoryx_refsource_SUSE
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

EPSS Score

13% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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