Vulnerability Name:

CVE-2018-0498 (CCN-148080)

Assigned:2017-11-27
Published:2018-07-25
Updated:2020-02-10
Summary:ARM mbed TLS before 2.12.0, before 2.7.5, and before 2.1.14 allows local users to achieve partial plaintext recovery (for a CBC based ciphersuite) via a cache-based side-channel attack.
CVSS v3 Severity:4.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:1.9 Low (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-0498

Source: XF
Type: UNKNOWN
armmbed-cve20180498-info-disc(148080)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20180925 [SECURITY] [DLA 1518-1] polarssl security update

Source: CCN
Type: Mbed TLS Security Advisory 2018-02
Remote plaintext recovery on use of CBC based ciphersuites through a timing side-channel

Source: CONFIRM
Type: Mitigation, Third Party Advisory
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-02

Source: UBUNTU
Type: UNKNOWN
USN-4267-1

Source: DEBIAN
Type: Third Party Advisory
DSA-4296

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-0498

Vulnerable Configuration:Configuration 1:
  • cpe:/a:arm:mbed_tls:*:*:*:*:*:*:*:* (Version < 2.1.14)
  • OR cpe:/a:arm:mbed_tls:*:*:*:*:*:*:*:* (Version >= 2.2.0 and < 2.7.5)
  • OR cpe:/a:arm:mbed_tls:*:*:*:*:*:*:*:* (Version >= 2.8.0 and < 2.12.0)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:201804980000000
    V
    		CVE-2018-0498 on Ubuntu 19.04 (disco) - medium.
    2018-07-28
    oval:com.ubuntu.bionic:def:20180498000
    V
    		CVE-2018-0498 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-07-28
    oval:com.ubuntu.cosmic:def:201804980000000
    V
    		CVE-2018-0498 on Ubuntu 18.10 (cosmic) - medium.
    2018-07-28
    oval:com.ubuntu.cosmic:def:20180498000
    V
    		CVE-2018-0498 on Ubuntu 18.10 (cosmic) - medium.
    2018-07-28
    oval:com.ubuntu.bionic:def:201804980000000
    V
    		CVE-2018-0498 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-07-28
    oval:com.ubuntu.trusty:def:20180498000
    V
    		CVE-2018-0498 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-07-28
    oval:com.ubuntu.xenial:def:201804980000000
    V
    		CVE-2018-0498 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-07-28
    oval:com.ubuntu.xenial:def:20180498000
    V
    		CVE-2018-0498 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-07-28
    BACK
    arm mbed tls *
    arm mbed tls *
    arm mbed tls *
    debian debian linux 8.0
    debian debian linux 9.0