Vulnerability Details : CVE-2018-9988
ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_key_exchange() that could cause a crash on invalid input.
Products affected by CVE-2018-9988
- 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:2.8.0:rc1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-9988
0.42%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-9988
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-9988
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-9988
-
https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html
[SECURITY] [DLA 2826-1] mbedtls security updateMailing List;Third Party Advisory
-
https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released
Mbed TLS 2.8.0, 2.7.2 and 2.1.11 released - Tech Updates - Mbed TLS (Previously PolarSSL)Release Notes;Vendor Advisory
-
https://github.com/ARMmbed/mbedtls/commit/a1098f81c252b317ad34ea978aea2bc47760b215
Add bounds check before signature length read · ARMmbed/mbedtls@a1098f8 · GitHubPatch;Third Party Advisory
-
https://github.com/ARMmbed/mbedtls/commit/027f84c69f4ef30c0693832a6c396ef19e563ca1
Prevent arithmetic overflow on bounds check · ARMmbed/mbedtls@027f84c · GitHubPatch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html
[SECURITY] [DLA 1518-1] polarssl security updateMailing List;Third Party Advisory
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