Vulnerability Details : CVE-2021-44445
A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)
Vulnerability category: OverflowMemory CorruptionExecute code
Exploit prediction scoring system (EPSS) score for CVE-2021-44445
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 23 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-44445
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
[email protected] |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
[email protected] |
CWE ids for CVE-2021-44445
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: [email protected] (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: [email protected] (Primary)
References for CVE-2021-44445
-
https://cert-portal.siemens.com/productcert/pdf/ssa-802578.pdf
Vendor Advisory
Products affected by CVE-2021-44445
- cpe:2.3:a:siemens:jt_utilities:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:jt_open_toolkit:*:*:*:*:*:*:*:*