CVE-2023-33460
yajl: Memory leak in yajl_tree_parse function
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
There's a memory leak in yajl 2.1.0 with use of yajl_tree_parse function. which will cause out-of-memory in server and cause crash.
A flaw was found in the yajl library, which exists due to a memory leak within the yajl_tree_parse() function. This flaw allows a remote attacker to parse malicious JSON input to cause out-of-memory in the server, causing a crash, resulting in a denial of service attack.
*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
- 2023-05-22 CVE Reserved
- 2023-06-06 CVE Published
- 2024-08-02 CVE Updated
- 2024-08-02 First Exploit
- 2024-09-10 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-401: Missing Release of Memory after Effective Lifetime
CAPEC
References (9)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2023/07/msg00000.html | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2023/07/msg00013.html | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2023/08/msg00003.html | Mailing List |
|
| URL | Date | SRC |
|---|---|---|
| https://github.com/lloyd/yajl/issues/250 | 2024-08-02 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Yajl Project Search vendor "Yajl Project" | Yajl Search vendor "Yajl Project" for product "Yajl" | 2.1.0 Search vendor "Yajl Project" for product "Yajl" and version "2.1.0" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 37 Search vendor "Fedoraproject" for product "Fedora" and version "37" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 38 Search vendor "Fedoraproject" for product "Fedora" and version "38" | - |
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
| ||||||