Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-11735 |
CWE-ID | CWE-200 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
wolfSSL Universal components / Libraries / Libraries used by multiple products |
Vendor | wolfSSL |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU45990
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-11735
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows an attacker to gain access to potentially sensitive information.
The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a "projective coordinates leak."
MitigationInstall updates from vendor's website.
Vulnerable software versionswolfSSL: 4.0 - 4.3.0
CPE2.3http://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f
http://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.