CVE-2020-11896: treck tcp\/ip
CVSS: 10.0v3.1CriticalModified
Published 17-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-11896 is a critical (CVSS 10.0) vulnerability in treck tcp\/ip. EPSS estimates a 36.85% chance of exploitation in the next 30 days, higher than 98.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
10.0/10
010
Critical · v3.1 (NVD)EPSS score
36.85%
0%100%
High · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 17-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 10.0Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HSourcesSingle source
High 9.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
36.85%
Chance of exploitation in the next 30 days
Percentile
98%
Versus all other CVEs
30-day change
0.00 pp
From 36.85% on 19-09-2026
19-09-202619-10-2026
EPSS score36.85%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (jsof-tech.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Treck1 product
- tcp\/ip< 6.0.1.66
1 vendor · 1 product
References
11 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyCVendor AdvisoryX Refsource CISCOThird Party Advisory
- www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txtX Refsource CONFIRM
- security.netapp.com/advisory/ntap-20200625-0006/X Refsource CONFIRM
- cert-portal.siemens.com/productcert/pdf/ssa-631949.pdfX Refsource CONFIRM