medium5.9
CVE-2020-20950
Bleichenbacher's attack on PKCS #1 v1.5 padding for RSA in Microchip Libraries for Applications 2018-11-26 All up to 2018-11-26.
Impact
Bleichenbacher's attack on PKCS #1 v1.5 padding for RSA in Microchip Libraries for Applications 2018-11-26 All up to 2018-11-26. The vulnerability can allow one to use Bleichenbacher's oracle attack to decrypt an encrypted ciphertext by making successive queries to the server using the vulnerable library, resulting in remote information disclosure.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ietf | Public Key Cryptography Standards \#1 | Version 1.5 |
| Microchip | Microchip Libraries For Applications | through 2018-11-26 |
Weakness classification
References
- NVD record
- CVE.org record
- http://archiv.infsec.ethz.ch/education/fs08/secsem/bleichenbacher98.pdf
- https://bi-zone.medium.com/silence-will-fall-or-how-it-can-take-2-years-to-get-your-vuln-registered-e6134846f5bb
- https://www.microchip.com/mplab/microchip-libraries-for-applications
- http://archiv.infsec.ethz.ch/education/fs08/secsem/bleichenbacher98.pdf
- https://bi-zone.medium.com/silence-will-fall-or-how-it-can-take-2-years-to-get-your-vuln-registered-e6134846f5bb
- https://www.microchip.com/mplab/microchip-libraries-for-applications