Tcp Ip
CVE-2020-11899
MEDIUM
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Lifecycle Timeline
2DescriptionNVD
The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.
AnalysisAI
The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read. Rated medium severity (CVSS 5.4), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read. Affected products include: Treck Tcp\/Ip, Dell Wyse 5050 All-In-One Firmware, Dell Wyse 7030 Firmware, Dell Wyse 5030 Firmware. Version information: before 6.0.1.66.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling. Rated critical severity
The Treck TCP/IP stack before 6.0.1.66 improperly handles an IPv4/ICMPv4 Length Parameter Inconsistency, which might all
The Treck TCP/IP stack before 6.0.1.66 allows Remote Code execution via a single invalid DNS response. Rated critical se
The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free. Rated high severity (CVSS 8.2), this vulnerabi
The Treck TCP/IP stack before 6.0.1.66 has an Integer Overflow during Memory Allocation that causes an Out-of-Bounds Wri
The Treck TCP/IP stack before 6.0.1.66 has an IPv6OverIPv4 tunneling Out-of-bounds Read. Rated high severity (CVSS 7.3),
The Treck TCP/IP stack before 6.0.1.66 has a DHCPv6 Out-of-bounds Read. Rated medium severity (CVSS 6.5), this vulnerabi
The Treck TCP/IP stack before 6.0.1.28 has a DHCP Out-of-bounds Read. Rated medium severity (CVSS 6.5), this vulnerabili
The Treck TCP/IP stack before 6.0.1.66 improperly handles a Length Parameter Inconsistency in TCP. Rated medium severity
The Treck TCP/IP stack before 6.0.1.66 has an Ethernet Link Layer Integer Underflow. Rated medium severity (CVSS 6.3), t
The Treck TCP/IP stack before 5.0.1.35 has an Out-of-Bounds Write via multiple malformed IPv6 packets. Rated critical se
A heap-based buffer overflow in the Treck HTTP Server component before 6.0.1.68 allows remote attackers to cause a denia
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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