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IBM WebSphere

TMA-WEBSPHERE-2.1

Ensure 'displayAuthenticationRealm' is set to 'false'

ВисокаНиво 1Аутоматскаwebsphere

Опис

Configuring displayAuthenticationRealm will ensure that the registry information is not displayed in the login prompt. This will restrict the potential leak of security realm information. Audit: reads server.xml, configDropins/defaults/*.xml, configDropins/overrides/*.xml and files pulled in with <include> for every Liberty server found under WLP_USER_DIR, /opt/ibm/wlp/usr, /opt/IBM/WebSphere/Liberty/usr, /opt/ol/wlp/usr, /usr/local/wlp/usr or /config; it ignores XML comments and fails if no server.xml is readable. displayAuthenticationRealm must not be true. An unset attribute is accepted because the Liberty default is compliant.

Како се проверава

Метод провере: Команда љуске

shell
bad=0; n=0; nl='
'
r=""
for b in "${WLP_USER_DIR:-}" /opt/ibm/wlp/usr /opt/IBM/WebSphere/Liberty/usr /opt/ol/wlp/usr /usr/local/wlp/usr; do
  [ -n "$b" ] && [ -d "$b/servers" ] || continue
  for s in "$b"/servers/*/; do [ -f "${s}server.xml" ] && r="$r$s$nl"; done
done
[ -f /config/server.xml ] && r="$r/config/$nl"
strip(){ awk 'BEGIN{RS="<!--"} NR==1{printf "%s",$0; next} {i=index($0,"-->"); if(i) printf "%s",substr($0,i+3)}'; }
gather(){ s=$1; { cat "${s}server.xml" "${s}"configDropins/defaults/*.xml "${s}"configDropins/overrides/*.xml; } 2>/dev/null | strip
  for loc in $(cat "${s}server.xml" "${s}"configDropins/defaults/*.xml "${s}"configDropins/overrides/*.xml 2>/dev/null | strip | tr '\r\n\t' '   ' | grep -oE '<include[[:space:]][^>]*>' | sed -n 's/.*location[[:space:]]*=[[:space:]]*"\([^"]*\)".*/\1/p'); do
    case $loc in http*) continue;; esac; loc=$(printf '%s' "$loc" | sed "s#\${server.config.dir}/*##"); case $loc in /*) f=$loc;; *) f=$s$loc;; esac
    [ -f "$f" ] && strip < "$f"; done; }
tag(){ printf '%s\n' "$X" | grep -oE "<$1([[:space:]][^>]*)?>"; }
chk(){ t=$(tag "$1"); if [ -z "$t" ]; then [ "$5" = na ] && return 0; [ "$4" = y ] && return 0; return 1; fi
  tot=$(printf '%s\n' "$t" | grep -c ''); v=$(printf '%s\n' "$t" | sed -n "s/.*[[:space:]]$2[[:space:]]*=[[:space:]]*[\"']\([^\"']*\)[\"'].*/\1/p"); st=0
  [ -n "$v" ] && st=$(printf '%s\n' "$v" | grep -c ''); case " config httpSession webAppSecurity jwtSso webContainer httpDispatcher applicationMonitor sslDefault httpOptions ltpa mpMetrics samesite transportLayer authenticationLayer attributeLayer " in *" $1 "*) [ "$st" -gt 0 ] && tot=$st;; esac; ok=$3; neg=n; case $ok in '!'*) neg=y; ok=${ok#!};; esac
  if [ "$st" -gt 0 ]; then m=$(printf '%s\n' "$v" | grep -ciE "^($ok)\$"); if [ "$neg" = n ]; then [ "$m" -eq "$st" ] || return 1; else [ "$m" -eq 0 ] || return 1; fi; fi
  [ "$st" -lt "$tot" ] && [ "$4" != y ] && return 1; return 0; }
IFS="$nl"; for s in $r; do n=$((n+1)); X=$(gather "$s" | tr '\r\n\t' '   ' | tr -s ' ')
chk webAppSecurity displayAuthenticationRealm false y d || bad=1
done; unset IFS; [ "$n" -gt 0 ] || exit 1; [ "$bad" -eq 0 ] && echo compliant || echo noncompliant
Очекивани излаз
compliant

Како се исправља

Метод исправке: Смерница или закрпа инфраструктуре

Set the displayAuthenticationRealm attribute in the webAppSecurity element to false in ${server.config.dir}/configDropins/overrides/<any file name>.xml. <webAppSecurity ... displayAuthenticationRealm="false" />

Својства

Оперативни системи
Било који
Ознаке
websphereauthentication
Референца
CIS IBM WebSphere Liberty Benchmark v1.0.0 - 2.1 Ensure 'displayAuthenticationRealm' is set to 'false'

Проверите овај рачунар

Покрените ово на рачунару за који имате дозволу за проверу. Скенирање ради у режиму само за читање.

shell
tmaegis scan --target websphere