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authorAscrod <32915892+Ascrod@users.noreply.github.com>2019-01-16 19:33:09 -0500
committerAscrod <32915892+Ascrod@users.noreply.github.com>2019-01-16 19:33:09 -0500
commit3afb818f20be5029c55c431ad25721e2404bff2d (patch)
treed4a36e41a7c36602b89c399c226ae215eb14cab7 /security
parentc80c9cc4020be922207dfb136541c0f9b8eba1b5 (diff)
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Add preference for fully disabling HSTS.
Diffstat (limited to 'security')
-rw-r--r--security/manager/ssl/nsSiteSecurityService.cpp24
-rw-r--r--security/manager/ssl/nsSiteSecurityService.h1
2 files changed, 25 insertions, 0 deletions
diff --git a/security/manager/ssl/nsSiteSecurityService.cpp b/security/manager/ssl/nsSiteSecurityService.cpp
index 1d79844ff..0fd19dd5b 100644
--- a/security/manager/ssl/nsSiteSecurityService.cpp
+++ b/security/manager/ssl/nsSiteSecurityService.cpp
@@ -211,6 +211,7 @@ nsSiteSecurityService::nsSiteSecurityService()
: mMaxMaxAge(kSixtyDaysInSeconds)
, mUsePreloadList(true)
, mPreloadListTimeOffset(0)
+ , mUseStsService(true)
{
}
@@ -239,6 +240,10 @@ nsSiteSecurityService::Init()
"network.stricttransportsecurity.preloadlist", true);
mozilla::Preferences::AddStrongObserver(this,
"network.stricttransportsecurity.preloadlist");
+ mUseStsService = mozilla::Preferences::GetBool(
+ "network.stricttransportsecurity.enabled", true);
+ mozilla::Preferences::AddStrongObserver(this,
+ "network.stricttransportsecurity.enabled");
mProcessPKPHeadersFromNonBuiltInRoots = mozilla::Preferences::GetBool(
"security.cert_pinning.process_headers_from_non_builtin_roots", false);
mozilla::Preferences::AddStrongObserver(this,
@@ -335,6 +340,11 @@ nsSiteSecurityService::SetHSTSState(uint32_t aType,
aHSTSState == SecurityPropertyNegative),
"HSTS State must be SecurityPropertySet or SecurityPropertyNegative");
+ // Exit early if STS not enabled
+ if (!mUseStsService) {
+ return NS_OK;
+ }
+
int64_t expiretime = ExpireTimeFromMaxAge(maxage);
SiteHSTSState siteState(expiretime, aHSTSState, includeSubdomains);
nsAutoCString stateString;
@@ -922,6 +932,13 @@ nsSiteSecurityService::IsSecureURI(uint32_t aType, nsIURI* aURI,
nsAutoCString hostname;
nsresult rv = GetHost(aURI, hostname);
NS_ENSURE_SUCCESS(rv, rv);
+
+ // Exit early if STS not enabled
+ if (!mUseStsService) {
+ *aResult = false;
+ return NS_OK;
+ }
+
/* An IP address never qualifies as a secure URI. */
if (HostIsIPAddress(hostname.get())) {
*aResult = false;
@@ -980,6 +997,11 @@ nsSiteSecurityService::IsSecureHost(uint32_t aType, const char* aHost,
*aCached = false;
}
+ // Exit early if checking HSTS and STS not enabled
+ if (!mUseStsService && aType != nsISiteSecurityService::HEADER_HSTS) {
+ return NS_OK;
+ }
+
/* An IP address never qualifies as a secure URI. */
if (HostIsIPAddress(aHost)) {
return NS_OK;
@@ -1282,6 +1304,8 @@ nsSiteSecurityService::Observe(nsISupports *subject,
if (strcmp(topic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID) == 0) {
mUsePreloadList = mozilla::Preferences::GetBool(
"network.stricttransportsecurity.preloadlist", true);
+ mUseStsService = mozilla::Preferences::GetBool(
+ "network.stricttransportsecurity.enabled", true);
mPreloadListTimeOffset =
mozilla::Preferences::GetInt("test.currentTimeOffsetSeconds", 0);
mProcessPKPHeadersFromNonBuiltInRoots = mozilla::Preferences::GetBool(
diff --git a/security/manager/ssl/nsSiteSecurityService.h b/security/manager/ssl/nsSiteSecurityService.h
index c40180550..63afee377 100644
--- a/security/manager/ssl/nsSiteSecurityService.h
+++ b/security/manager/ssl/nsSiteSecurityService.h
@@ -150,6 +150,7 @@ private:
uint64_t mMaxMaxAge;
bool mUsePreloadList;
+ bool mUseStsService;
int64_t mPreloadListTimeOffset;
bool mProcessPKPHeadersFromNonBuiltInRoots;
RefPtr<mozilla::DataStorage> mSiteStateStorage;