Medium severity · published Oct 22, 2020
CVE-2019-16128
Microchip CryptoAuthentication Library CryptoAuthLib prior to 20191122 has a Buffer Overflow (issue 1 of 2)
6.8
CVSS
0.6%
EPSS
No
On KEV
Description
Microchip CryptoAuthentication Library CryptoAuthLib prior to 20191122 has a Buffer Overflow (issue 1 of 2).
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Cryptoauthlib · Microchip
before 20191122 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-16128
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-16128
Mailing List
http://www.openwall.com/lists/oss-security/2020/10/22/1
Exploit
https://census-labs.com/news/2020/10/21/microchip-cryptoauthlib-atcab_sign_base-buffer-overflow/
Vendor Advisory
https://www.microchip.com/design-centers/security-ics/cryptoauthentication
More from Cryptoauthlib
6.8
CVE-2019-16129
Microchip CryptoAuthentication Library CryptoAuthLib prior to 20191122 has a Buffer Overflow (issue 2 of 2)