diff --git a/common/src/main/java/com/zimbra/common/account/ZAttrProvisioning.java b/common/src/main/java/com/zimbra/common/account/ZAttrProvisioning.java
index 4bf1a617f4e..f9170537516 100644
--- a/common/src/main/java/com/zimbra/common/account/ZAttrProvisioning.java
+++ b/common/src/main/java/com/zimbra/common/account/ZAttrProvisioning.java
@@ -2870,6 +2870,15 @@ public static TwoFactorAuthSecretEncoding fromString(String s) throws ServiceExc
     @ZAttr(id=3120)
     public static final String A_carbonioClamAVDatabaseCustomURL = "carbonioClamAVDatabaseCustomURL";
 
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public static final String A_carbonioClamAVReadTimeout = "carbonioClamAVReadTimeout";
+
     /**
      * Whether the Chat App usages enabled for account or COS
      *
diff --git a/store/conf/attrs/attrs.xml b/store/conf/attrs/attrs.xml
index 485bcfa2f6d..a28f1b7a2cd 100755
--- a/store/conf/attrs/attrs.xml
+++ b/store/conf/attrs/attrs.xml
@@ -10118,4 +10118,9 @@ TODO: delete them permanently from here
 <attr id="3139" name="carbonioAdminUILogoutURL" type="string" max="256" cardinality="single" optionalIn="globalConfig,domain" flags="domainInfo,domainAdminModifiable" requiresRestart="nginxproxy" since="23.10.0">
   <desc>Logout URL for Carbonio Admin web client to send the user to upon explicit logging out</desc>
 </attr>
+
+<attr id="3140" name="carbonioClamAVReadTimeout" type="integer" cardinality="single" optionalIn="globalConfig,server" flags="serverInherited" requiresRestart="mta,antivirus" since="23.11.0">
+  <globalConfigValue>900</globalConfigValue>
+  <desc>Waiting for data from a client socket connected to ClamAV will timeout after this time (seconds)</desc>
+</attr>
 </attrs>
diff --git a/store/ldap/src/updates/attrs/1697206170.json b/store/ldap/src/updates/attrs/1697206170.json
new file mode 100644
index 00000000000..100428f50dc
--- /dev/null
+++ b/store/ldap/src/updates/attrs/1697206170.json
@@ -0,0 +1,5 @@
+{
+  "zimbra_globalconfig": [
+    "carbonioClamAVReadTimeout"
+  ]
+}
diff --git a/store/src/main/java/com/zimbra/cs/account/ZAttrConfig.java b/store/src/main/java/com/zimbra/cs/account/ZAttrConfig.java
index 84ff536e5b1..f67678f235c 100644
--- a/store/src/main/java/com/zimbra/cs/account/ZAttrConfig.java
+++ b/store/src/main/java/com/zimbra/cs/account/ZAttrConfig.java
@@ -1374,6 +1374,83 @@ public Map<String,Object> unsetCarbonioClamAVDatabaseCustomURL(Map<String,Object
         return attrs;
     }
 
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @return carbonioClamAVReadTimeout, or 900 if unset
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public int getCarbonioClamAVReadTimeout() {
+        return getIntAttr(ZAttrProvisioning.A_carbonioClamAVReadTimeout, 900, true);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param carbonioClamAVReadTimeout new value
+     * @throws com.zimbra.common.service.ServiceException if error during update
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public void setCarbonioClamAVReadTimeout(int carbonioClamAVReadTimeout) throws com.zimbra.common.service.ServiceException {
+        HashMap<String,Object> attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, Integer.toString(carbonioClamAVReadTimeout));
+        getProvisioning().modifyAttrs(this, attrs);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param carbonioClamAVReadTimeout new value
+     * @param attrs existing map to populate, or null to create a new map
+     * @return populated map to pass into Provisioning.modifyAttrs
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public Map<String,Object> setCarbonioClamAVReadTimeout(int carbonioClamAVReadTimeout, Map<String,Object> attrs) {
+        if (attrs == null) attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, Integer.toString(carbonioClamAVReadTimeout));
+        return attrs;
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @throws com.zimbra.common.service.ServiceException if error during update
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public void unsetCarbonioClamAVReadTimeout() throws com.zimbra.common.service.ServiceException {
+        HashMap<String,Object> attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, "");
+        getProvisioning().modifyAttrs(this, attrs);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param attrs existing map to populate, or null to create a new map
+     * @return populated map to pass into Provisioning.modifyAttrs
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public Map<String,Object> unsetCarbonioClamAVReadTimeout(Map<String,Object> attrs) {
+        if (attrs == null) attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, "");
+        return attrs;
+    }
+
     /**
      * Logo URL for domain
      *
diff --git a/store/src/main/java/com/zimbra/cs/account/ZAttrServer.java b/store/src/main/java/com/zimbra/cs/account/ZAttrServer.java
index 63920a30e6b..ca1d22ec9de 100644
--- a/store/src/main/java/com/zimbra/cs/account/ZAttrServer.java
+++ b/store/src/main/java/com/zimbra/cs/account/ZAttrServer.java
@@ -226,6 +226,83 @@ public Map<String,Object> unsetCarbonioAmavisDisableVirusCheck(Map<String,Object
         return attrs;
     }
 
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @return carbonioClamAVReadTimeout, or 900 if unset
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public int getCarbonioClamAVReadTimeout() {
+        return getIntAttr(ZAttrProvisioning.A_carbonioClamAVReadTimeout, 900, true);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param carbonioClamAVReadTimeout new value
+     * @throws com.zimbra.common.service.ServiceException if error during update
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public void setCarbonioClamAVReadTimeout(int carbonioClamAVReadTimeout) throws com.zimbra.common.service.ServiceException {
+        HashMap<String,Object> attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, Integer.toString(carbonioClamAVReadTimeout));
+        getProvisioning().modifyAttrs(this, attrs);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param carbonioClamAVReadTimeout new value
+     * @param attrs existing map to populate, or null to create a new map
+     * @return populated map to pass into Provisioning.modifyAttrs
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public Map<String,Object> setCarbonioClamAVReadTimeout(int carbonioClamAVReadTimeout, Map<String,Object> attrs) {
+        if (attrs == null) attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, Integer.toString(carbonioClamAVReadTimeout));
+        return attrs;
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @throws com.zimbra.common.service.ServiceException if error during update
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public void unsetCarbonioClamAVReadTimeout() throws com.zimbra.common.service.ServiceException {
+        HashMap<String,Object> attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, "");
+        getProvisioning().modifyAttrs(this, attrs);
+    }
+
+    /**
+     * Waiting for data from a client socket connected to ClamAV will timeout
+     * after this time (seconds)
+     *
+     * @param attrs existing map to populate, or null to create a new map
+     * @return populated map to pass into Provisioning.modifyAttrs
+     *
+     * @since ZCS 23.11.0
+     */
+    @ZAttr(id=3140)
+    public Map<String,Object> unsetCarbonioClamAVReadTimeout(Map<String,Object> attrs) {
+        if (attrs == null) attrs = new HashMap<>();
+        attrs.put(ZAttrProvisioning.A_carbonioClamAVReadTimeout, "");
+        return attrs;
+    }
+
     /**
      * RFC2256: common name(s) for which the entity is known by
      *