Vulnerability Details : CVE-2019-16128
Microchip CryptoAuthentication Library CryptoAuthLib prior to 20191122 has a Buffer Overflow (issue 1 of 2).
Vulnerability category: Overflow
Exploit prediction scoring system (EPSS) score for CVE-2019-16128
Probability of exploitation activity in the next 30 days: 0.22%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 59 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-16128
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
|
6.8
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2019-16128
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-16128
-
https://census-labs.com/news/2020/10/21/microchip-cryptoauthlib-atcab_sign_base-buffer-overflow/
CENSUS | IT Security WorksExploit;Press/Media Coverage;Third Party Advisory
-
https://www.microchip.com/design-centers/security-ics/cryptoauthentication
CryptoAuthentication | Security ICs | Microchip TechnologyVendor Advisory
-
http://www.openwall.com/lists/oss-security/2020/10/22/1
oss-security - CVE-2019-16127, CVE-2019-16128 and CVE-2019-16129 for Microchip codeMailing List;Third Party Advisory
Products affected by CVE-2019-16128
- cpe:2.3:a:microchip:cryptoauthlib:*:*:*:*:*:*:*:*