Vulnerability CVE-2018-0487


Published: 2018-02-13

Description:
ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0 allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a crafted certificate chain that is mishandled during RSASSA-PSS signature verification within a TLS or DTLS session.

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

Vendor: ARM
Product: Mbed tls 
Version:
2.6.1
2.6.0
2.5.1
2.5.0
2.4.2
2.4.1
2.4.0
2.3.2
2.3.1
2.3.0
2.2.3
2.2.2
2.2.1
2.2.0
2.1.9
2.1.8
2.1.7
2.1.6
2.1.5
2.1.4
2.1.3
2.1.2
2.1.1
2.1.0
1.3.9
1.3.8
1.3.21
1.3.20
1.3.19
1.3.18
1.3.17
1.3.16
1.3.15
1.3.14
1.3.13
1.3.12
1.3.11
1.3.10

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
http://www.securityfocus.com/bid/103056
https://security.gentoo.org/glsa/201804-19
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01
https://www.debian.org/security/2018/dsa-4138
https://www.debian.org/security/2018/dsa-4147

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