CVE-2020-11897: treck tcp\/ip Out-of-bounds Write
CVSS: 10.0v3.1CriticalModified
Published 17-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-11897 is a critical (CVSS 10.0) Out-of-bounds Write vulnerability in treck tcp\/ip. EPSS estimates a 9.14% chance of exploitation in the next 30 days, higher than 95.2% of scored vulnerabilities.
CVSS score
10.0/10
010
Critical · v3.1 (NVD)EPSS score
9.14%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The Treck TCP/IP stack before 5.0.1.35 has an Out-of-Bounds Write via multiple malformed IPv6 packets.
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 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
9.14%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
0.00 pp
From 9.14% on 19-09-2026
19-09-202619-10-2026
EPSS score9.14%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Treck1 product
- tcp\/ip< 5.0.1.35
1 vendor · 1 product
References
8 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