CVE-2021-46880
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
x509/x509_verify.c in LibreSSL before 3.4.2, and OpenBSD before 7.0 errata 006, allows authentication bypass because an error for an unverified certificate chain is sometimes discarded.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-04-14 CVE Reserved
- 2023-04-14 CVE Published
- 2024-05-16 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-295: Improper Certificate Validation
CAPEC
References (4)
| URL | Tag | Source |
|---|---|---|
| https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.4.2-relnotes.txt | Release Notes | |
| https://security.netapp.com/advisory/ntap-20230517-0006 |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/006_x509.patch.sig | 2023-05-17 | |
| https://github.com/openbsd/src/commit/3f851282810fa0ab4b90b3b1ecec2e8717ef16f8 | 2023-05-17 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Openbsd Search vendor "Openbsd" | Libressl Search vendor "Openbsd" for product "Libressl" | < 3.4.2 Search vendor "Openbsd" for product "Libressl" and version " < 3.4.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | < 7.0 Search vendor "Openbsd" for product "Openbsd" and version " < 7.0" | - |
Affected
| ||||||