CVE-2019-16928
Exim Out-of-bounds Write Vulnerability
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
2
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
-
*SSVC
Descriptions
Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. There is a heap-based buffer overflow in string_vformat in string.c involving a long EHLO command.
Exim versiones 4.92 hasta 4.92.2, permite una ejecución de código remota, una vulnerabilidad diferente de CVE-2019-15846. Se presenta un desbordamiento del buffer basado en memoria dinámica (heap) en la función string_vformat en el archivo string.c que implica un comando EHLO largo.
Exim contains an out-of-bounds write vulnerability which can allow for remote code execution.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-09-27 CVE Reserved
- 2019-09-27 CVE Published
- 2022-03-03 Exploited in Wild
- 2022-03-17 KEV Due Date
- 2024-07-25 EPSS Updated
- 2024-08-05 CVE Updated
- 2024-08-05 First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (14)
| URL | Tag | Source |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2019/09/28/3 | Mailing List |
|
| http://www.openwall.com/lists/oss-security/2019/09/28/4 | Mailing List |
|
| https://seclists.org/bugtraq/2019/Sep/60 | Mailing List |
|
| URL | Date | SRC |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2019/09/28/1 | 2024-08-05 | |
| http://www.openwall.com/lists/oss-security/2019/09/28/2 | 2024-08-05 |
| URL | Date | SRC |
|---|---|---|
| https://bugs.exim.org/show_bug.cgi?id=2449 | 2024-07-24 | |
| https://git.exim.org/exim.git/commit/478effbfd9c3cc5a627fc671d4bf94d13670d65f | 2024-07-24 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Exim Search vendor "Exim" | Exim Search vendor "Exim" for product "Exim" | >= 4.92 <= 4.92.2 Search vendor "Exim" for product "Exim" and version " >= 4.92 <= 4.92.2" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 19.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "19.04" | - |
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
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 29 Search vendor "Fedoraproject" for product "Fedora" and version "29" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 30 Search vendor "Fedoraproject" for product "Fedora" and version "30" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 31 Search vendor "Fedoraproject" for product "Fedora" and version "31" | - |
Affected
| ||||||