PT-2018-8853 · Arm+2 · Mbed Tls+2

Published 2015-07-29 · Updated 2024-06-15 · CVE-2018-0487

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions mbed TLS versions prior to 1.3.22 mbed TLS versions prior to 2.1.10 mbed TLS versions prior to 2.7.0

Description The issue allows remote attackers to execute arbitrary code or cause a denial of service due to a buffer overflow. This occurs when a crafted certificate chain is mishandled during RSASSA-PSS signature verification within a TLS or DTLS session.

Recommendations For versions prior to 1.3.22, update to version 1.3.22 or later. For versions prior to 2.1.10, update to version 2.1.10 or later. For versions prior to 2.7.0, update to version 2.7.0 or later.

Fix

RCE

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2015-1643

ALT-PU-2018-1396

CVE-2018-0487

DSA-4138-1

DSA-4147-1

MGASA-2018-0163

OPENSUSE-SU-2018:0488-1

OPENSUSE-SU-2018:0491-1

OPENSUSE-SU-2024:11043-1

USN-4267-1

Affected Products

Alt Linux

Ubuntu

Mbed Tls

References · 54

• https://errata.altlinux.org/ALT-PU-2018-1396 · Vendor Advisory
• https://security.gentoo.org/glsa/201804-19 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-0487 · Vendor Advisory
• https://usn.ubuntu.com/4267-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-4147-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11043-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0487 · Security Note
• https://security-tracker.debian.org/tracker/DSA-4138-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0488 · Security Note
• https://ubuntu.com/security/CVE-2018-0487 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18187 · Security Note
• https://ubuntu.com/security/CVE-2018-0498 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-0487 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4267-1 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0163 · Vendor Advisory