[CVE-2020-15114, CVE-2020-15136, CVE-2020-15115] Vulnerabilities in the etcd package < v.3.3.23 or < 3.4.10

[SVilgelm]

Please update the etcd to package to v3.3.23, there is a vulnerability:

go list -json -m all | nancy

Vulnerable Packages

[1/1]	pkg:golang/github.com/coreos/[email protected]
3 known vulnerabilities affecting installed version 
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┃ [CVE-2020-15114] In etcd before versions 3.3.23 and 3.4.10, the etcd gateway is a simple TCP prox...                                                         ┃
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┃ Description        ┃ In etcd before versions 3.3.23 and 3.4.10, the etcd gateway is a simple TCP                                                             ┃
┃                    ┃ proxy to allow for basic service discovery and access. However, it is                                                                   ┃
┃                    ┃ possible to include the gateway address as an endpoint. This results in a                                                               ┃
┃                    ┃ denial of service, since the endpoint can become stuck in a loop of                                                                     ┃
┃                    ┃ requesting itself until there are no more available file descriptors to                                                                 ┃
┃                    ┃ accept connections on the gateway.                                                                                                      ┃
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┃ OSS Index ID       ┃ bba60acb-c7b5-4621-af69-f4085a8301d0                                                                                                    ┃
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┃ CVSS Score         ┃ 7.7/10 (High)                                                                                                                           ┃
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┃ CVSS Vector        ┃ CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H                                                                                            ┃
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┃ Link for more info ┃ https://ossindex.sonatype.org/vuln/bba60acb-c7b5-4621-af69-f4085a8301d0?component-type=golang&component-name=github.com%2Fcoreos%2Fetcd ┃
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┃ [CVE-2020-15136] In ectd before versions 3.4.10 and 3.3.23, gateway TLS authentication is only ap...                                                         ┃
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┃ Description        ┃ In ectd before versions 3.4.10 and 3.3.23, gateway TLS authentication is                                                                ┃
┃                    ┃ only applied to endpoints detected in DNS SRV records. When starting a                                                                  ┃
┃                    ┃ gateway, TLS authentication will only be attempted on endpoints identified                                                              ┃
┃                    ┃ in DNS SRV records for a given domain, which occurs in the                                                                              ┃
┃                    ┃ discoverEndpoints function. No authentication is performed against                                                                      ┃
┃                    ┃ endpoints provided in the --endpoints flag. This has been fixed in versions                                                             ┃
┃                    ┃ 3.4.10 and 3.3.23 with improved documentation and deprecation of the                                                                    ┃
┃                    ┃ functionality.                                                                                                                          ┃
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┃ OSS Index ID       ┃ d373dc3f-aa88-483b-b501-20fe5382cc80                                                                                                    ┃
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┃ CVSS Score         ┃ 6.5/10 (Medium)                                                                                                                         ┃
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┃ CVSS Vector        ┃ CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N                                                                                            ┃
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┃ Link for more info ┃ https://ossindex.sonatype.org/vuln/d373dc3f-aa88-483b-b501-20fe5382cc80?component-type=golang&component-name=github.com%2Fcoreos%2Fetcd ┃
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┃ [CVE-2020-15115] etcd before versions 3.3.23 and 3.4.10 does not perform any password length vali...                                                         ┃
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┃ Description        ┃ etcd before versions 3.3.23 and 3.4.10 does not perform any password length                                                             ┃
┃                    ┃ validation, which allows for very short passwords, such as those with a                                                                 ┃
┃                    ┃ length of one. This may allow an attacker to guess or brute-force users'                                                                ┃
┃                    ┃ passwords with little computational effort.                                                                                             ┃
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┃ OSS Index ID       ┃ 5def94e5-b89c-4a94-b9c6-ae0e120784c2                                                                                                    ┃
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┃ CVSS Score         ┃ 5.8/10 (Medium)                                                                                                                         ┃
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┃ CVSS Vector        ┃ CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N                                                                                            ┃
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┃ Link for more info ┃ https://ossindex.sonatype.org/vuln/5def94e5-b89c-4a94-b9c6-ae0e120784c2?component-type=golang&component-name=github.com%2Fcoreos%2Fetcd ┃
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┃ Summary                      ┃
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┃ Audited Dependencies    ┃ 94 ┃
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┃ Vulnerable Dependencies ┃ 1  ┃

[bketelsen]

Thanks for the report and the patch, this is merged.

[SVilgelm]

@bketelsen please bump a new tag

[SVilgelm]

v0.2.1 or so

[bketelsen]

v0.0.3 released.

[SVilgelm]

thanks