High severity · published Aug 10, 2020
CVE-2020-17478
ECDSA/EC/Point.pm in Crypt::Perl before 0.33 does not properly consider timing attacks against the EC point multiplication algorithm
7.5
CVSS
1.1%
EPSS
No
On KEV
Description
ECDSA/EC/Point.pm in Crypt::Perl before 0.33 does not properly consider timing attacks against the EC point multiplication algorithm.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
P5
P5-crypt-perl · P5-crypt-perl Project
before 0.33 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-17478
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-17478
Patch
https://github.com/FGasper/p5-Crypt-Perl/compare/0.32...0.33
More from P5-crypt-perl
8.8
CVE-2020-13895
Crypt::Perl::ECDSA in the Crypt::Perl (aka p5-Crypt-Perl) module before 0.32 for Perl fails to verify correct ECDSA signatures when r and s are small and when s = 1