CVE-2018-0488

Name: CVE-2018-0488
Creator: NVD / NIST
Published: 2018-02-13T15:29:00.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.88%

Last modified Jun 17, 2026

CVE-2018-0488 is a vulnerability of currently unknown severity. ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0, when the truncated HMAC extension and CBC are used, allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption) via a crafted application packet within a TLS or DTLS session.. EPSS estimates a 4.88% chance of exploitation in the next 30 days.

Description

ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0, when the truncated HMAC extension and CBC are used, allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption) via a crafted application packet within a TLS or DTLS session.

Metrics

EPSS Probability

4.88%

90.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Arm	Mbed Tls	>= 1.3.0, < 1.3.22
Arm	Mbed Tls	>= 2.1.0, < 2.1.10
Arm	Mbed Tls	>= 2.2.0, < 2.7.0
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://www.securityfocus.com/bid/103057Third Party Advisory, VDB Entry
https://security.gentoo.org/glsa/201804-19Third Party Advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01Mitigation, Vendor Advisory
https://usn.ubuntu.com/4267-1/
https://www.debian.org/security/2018/dsa-4138Third Party Advisory
https://www.debian.org/security/2018/dsa-4147Third Party Advisory
http://www.securityfocus.com/bid/103057Third Party Advisory, VDB Entry
https://security.gentoo.org/glsa/201804-19Third Party Advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01Mitigation, Vendor Advisory
https://usn.ubuntu.com/4267-1/
https://www.debian.org/security/2018/dsa-4138Third Party Advisory
https://www.debian.org/security/2018/dsa-4147Third Party Advisory

Timeline

Published: Feb 13, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0488?

How severe is CVE-2018-0488?

Severity scoring for CVE-2018-0488 is pending analysis. The EPSS model estimates a 4.88% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0488?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0488?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST