CVE-2018-0488

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 5.00% Top 15%
Vendor Advisory debian.org Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory mbed.org
Affected: n/a ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/103057 vdb entry third party advisory
https://www.debian.org/security/2018/dsa-4147 third party advisory vendor advisory
https://www.debian.org/security/2018/dsa-4138 third party advisory vendor advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01 mitigation vendor advisory
https://security.gentoo.org/glsa/201804-19 third party advisory vendor advisory
https://usn.ubuntu.com/4267-1/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-0488?
CVE-2018-0488 has been scored as a critical severity vulnerability.
How to fix CVE-2018-0488?
To fix CVE-2018-0488, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-0488 being actively exploited in the wild?
It is possible that CVE-2018-0488 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-0488?
CVE-2018-0488 affects n/a ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0.
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