Vulnerability in Cisco Packet Tracer
CVE-2021-1593
A vulnerability in Cisco Packet Tracer for Windows could allow an authenticated, local attacker to perform a DLL injection attack on an affected device. To exploit this vulnerability, the attacker must have valid credentials on the Windows system. This vulnerability is due to incorrect handling of directory paths at run time. An attacker could exploit this vulnerability by inserting a configuration file in a specific path on the system, which can cause a malicious DLL file to be loaded when the application starts. A successful exploit could allow an attacker with normal user privileges to execute arbitrary code on the affected system with the privileges of another user’s account.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (22.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 22.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Cisco Packet Tracer
- Cisco Packet Tracer — versions 7.2.0, 7.2.1, 7.2.2
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-packettr… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1593?
- CVE-2021-1593 is a high-severity vulnerability in Cisco Packet Tracer, classified under Uncontrolled Search Path Element. CVSS score: 7.3/10. Published 2021-08-04.
- How severe is CVE-2021-1593?
- High severity. CVSS v3 base score is 7.3 out of 10.