CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
55.1%
Package : lwip
Version : 2.0.3-3+deb10u2
CVE ID : CVE-2020-22283
Debian Bug : 991646
A buffer overflow vulnerability has been found in lwip, a small independent
implementation of the TCP/IPv4/IPv6 protocol suite, which allows an attacker
to access information via a crafted ICMPv6 package. This vulnerability
has been assigned CVE-2020-22283.
For Debian 10 buster, this problem has been fixed in version
2.0.3-3+deb10u2.
We recommend that you upgrade your lwip packages.
For the detailed security status of lwip please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/lwip
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
Attachment:
signature.asc
Description: PGP signature
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | s390x | liblwip-dev | < 2.1.2+dfsg1-8+deb11u1 | liblwip-dev_2.1.2+dfsg1-8+deb11u1_s390x.deb |
Debian | 10 | all | lwip | < 2.0.3-3+deb10u2 | lwip_2.0.3-3+deb10u2_all.deb |
Debian | 10 | amd64 | liblwip-dev | < 2.0.3-3+deb10u2 | liblwip-dev_2.0.3-3+deb10u2_amd64.deb |
Debian | 11 | arm64 | liblwip0 | < 2.1.2+dfsg1-8+deb11u1 | liblwip0_2.1.2+dfsg1-8+deb11u1_arm64.deb |
Debian | 11 | all | lwip | < 2.1.2+dfsg1-8+deb11u1 | lwip_2.1.2+dfsg1-8+deb11u1_all.deb |
Debian | 11 | ppc64el | liblwip-dev | < 2.1.2+dfsg1-8+deb11u1 | liblwip-dev_2.1.2+dfsg1-8+deb11u1_ppc64el.deb |
Debian | 11 | armel | liblwip0-dbgsym | < 2.1.2+dfsg1-8+deb11u1 | liblwip0-dbgsym_2.1.2+dfsg1-8+deb11u1_armel.deb |
Debian | 11 | armhf | liblwip-dev | < 2.1.2+dfsg1-8+deb11u1 | liblwip-dev_2.1.2+dfsg1-8+deb11u1_armhf.deb |
Debian | 11 | s390x | liblwip0 | < 2.1.2+dfsg1-8+deb11u1 | liblwip0_2.1.2+dfsg1-8+deb11u1_s390x.deb |
Debian | 11 | amd64 | liblwip-dev | < 2.1.2+dfsg1-8+deb11u1 | liblwip-dev_2.1.2+dfsg1-8+deb11u1_amd64.deb |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
55.1%