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    <item>
      <title>GHSA-hgv6-w7r3-w4qw — Kyverno vulnerable due to usage of insecure cipher</title>
      <link>https://db.gcve.eu/vuln/ghsa-hgv6-w7r3-w4qw</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Go: github.com/kyverno/kyverno&lt;/p&gt;
&lt;p&gt;### Summary
Insecure 3DES ciphers are used which may lead to exploitation of the [Sweet32 vulnerability](https://sweet32.info/). Specifically, the ciphers TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) and TLS_RSA_WITH_3DES_EDE_CBC_SHA (rsa 2048) are allowed. See CVE-2016-2183. This is fixed in Kyverno v1.9.5 and v1.10.0 and no known users have been affected.&lt;/p&gt;
&lt;p&gt;### Details&lt;/p&gt;
&lt;p&gt;The ciphers in affected versions can be read using the following command which uses `nmap`:&lt;/p&gt;
&lt;p&gt;```sh
$ kubectl exec -it mypod -n kyverno sh 
kubectl exec [POD] [COMMAND] is DEPRECATED and will be removed in a future version. Use kubectl exec [POD] -- [COMMAND] instead.
**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-cleanup-controller** or  
**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-svc**
Starting Nmap 7.92 ( https://nmap.org ) at 2023-05-26 10:55 UTC
Nmap scan report for kyverno-cleanup-controller (10.103.199.233)
Host is up (0.000058s latency).
rDNS record for 10.103.199.233: kyverno-cleanup-controller.kyverno.svc.cluster.local&lt;/p&gt;
&lt;p&gt;PORT    STATE SERVICE  VERSION
443/tcp open  ssl/http Golang net/http server (Go-IPFS json-rpc or InfluxDB API)
| ssl-enum-ciphers: 
|   TLSv1.2: 
|     ciphers: 
**|       TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) - C**
|       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (secp256r1) - A
|…&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Go: github.com/kyverno/kyverno&lt;/p&gt;
&lt;p&gt;### Summary
Insecure 3DES ciphers are used which may lead to exploitation of the [Sweet32 vulnerability](https://sweet32.info/). Specifically, the ciphers TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) and TLS_RSA_WITH_3DES_EDE_CBC_SHA (rsa 2048) are allowed. See CVE-2016-2183. This is fixed in Kyverno v1.9.5 and v1.10.0 and no known users have been affected.&lt;/p&gt;
&lt;p&gt;### Details&lt;/p&gt;
&lt;p&gt;The ciphers in affected versions can be read using the following command which uses `nmap`:&lt;/p&gt;
&lt;p&gt;```sh
$ kubectl exec -it mypod -n kyverno sh 
kubectl exec [POD] [COMMAND] is DEPRECATED and will be removed in a future version. Use kubectl exec [POD] -- [COMMAND] instead.
**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-cleanup-controller** or  
**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-svc**
Starting Nmap 7.92 ( https://nmap.org ) at 2023-05-26 10:55 UTC
Nmap scan report for kyverno-cleanup-controller (10.103.199.233)
Host is up (0.000058s latency).
rDNS record for 10.103.199.233: kyverno-cleanup-controller.kyverno.svc.cluster.local&lt;/p&gt;
&lt;p&gt;PORT    STATE SERVICE  VERSION
443/tcp open  ssl/http Golang net/http server (Go-IPFS json-rpc or InfluxDB API)
| ssl-enum-ciphers: 
|   TLSv1.2: 
|     ciphers: 
**|       TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) - C**
|       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (secp256r1) - A
|       TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (secp256r1) - A
|…&lt;/p&gt;</content:encoded>
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