Buffer overflow in Siemens Jt Open Toolkit
CVE-2021-44440
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 is vulnerable to memory corruption condition while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-14912)
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Siemens Jt Open Toolkit
- Siemens Jttk — versions All versions < V11.1.1.0
- Siemens Jt Utilities — versions All versions < V13.1.1.0
- Siemens Jt Utilities
Weakness classification (CWE)
References
- cert-portal.siemens.com/productcert/pdf/ssa-802578.pdf (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-44440?
- CVE-2021-44440 is a high-severity vulnerability in Siemens Jt Open Toolkit, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2021-12-14.
- How severe is CVE-2021-44440?
- High severity. CVSS v3 base score is 7.8 out of 10.