CVE-2022-47629
libksba: integer overflow to code execution
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
Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.
Libksba anterior a 1.6.3 es propenso a sufrir una vulnerabilidad de desbordamiento de enteros en el analizador de firmas CRL.
A vulnerability was found in the Libksba library, due to an integer overflow within the CRL's signature parser. This issue can be exploited remotely for code execution on the target system by passing specially crafted data to the application, for example, a malicious S/MIME attachment.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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
- 2022-12-20 CVE Reserved
- 2022-12-20 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-10 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-190: Integer Overflow or Wraparound
CAPEC
References (8)
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://dev.gnupg.org/T6284 | 2023-11-07 |
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/202212-07 | 2023-11-07 | |
| https://www.debian.org/security/2022/dsa-5305 | 2023-11-07 | |
| https://access.redhat.com/security/cve/CVE-2022-47629 | 2023-02-21 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2161571 | 2023-02-21 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Gnupg Search vendor "Gnupg" | Libksba Search vendor "Gnupg" for product "Libksba" | < 1.6.3 Search vendor "Gnupg" for product "Libksba" and version " < 1.6.3" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0" | - |
Affected
| ||||||