Vulnerability Details : CVE-2018-0498
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.
Products affected by CVE-2018-0498
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-0498
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 17 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-0498
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:P/I:N/A:N |
3.4
|
2.9
|
NIST | |
|
4.7
|
MEDIUM | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.0
|
3.6
|
NIST |
References for CVE-2018-0498
-
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-02
Mbed TLS Security Advisory 2018-02 - Tech Updates - Mbed TLS (Previously PolarSSL)Mitigation;Third Party Advisory
-
https://www.debian.org/security/2018/dsa-4296
Debian -- Security Information -- DSA-4296-1 mbedtlsThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html
[SECURITY] [DLA 1518-1] polarssl security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4267-1/
USN-4267-1: ARM mbed TLS vulnerabilities | Ubuntu security notices
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