diff options
author | Roeland Jago Douma <roeland@famdouma.nl> | 2020-08-11 20:26:41 +0300 |
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committer | Roeland Jago Douma <roeland@famdouma.nl> | 2020-08-11 20:26:41 +0300 |
commit | 9975b80d41f32e3210dfb50dcf41d6cb72fd9121 (patch) | |
tree | 3642195c1f3e019d5b2c178a71df9b941dca38b7 /apps/encryption | |
parent | a7875c24315ea4dee0bc164835418091229ae7f0 (diff) |
SSE enhancement
Do not blind concatenate ints. Lets add a _ between them. So that we can
distrinquis them properly
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
Diffstat (limited to 'apps/encryption')
-rw-r--r-- | apps/encryption/lib/Crypto/Crypt.php | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/apps/encryption/lib/Crypto/Crypt.php b/apps/encryption/lib/Crypto/Crypt.php index e990f5a510e..7723b63a66b 100644 --- a/apps/encryption/lib/Crypto/Crypt.php +++ b/apps/encryption/lib/Crypto/Crypt.php @@ -189,7 +189,7 @@ class Crypt { $this->getCipher()); // Create a signature based on the key as well as the current version - $sig = $this->createSignature($encryptedContent, $passPhrase.$version.$position); + $sig = $this->createSignature($encryptedContent, $passPhrase.'_'.$version.'_'.$position); // combine content to encrypt the IV identifier and actual IV $catFile = $this->concatIV($encryptedContent, $iv); @@ -460,7 +460,13 @@ class Crypt { $catFile = $this->splitMetaData($keyFileContents, $cipher); if ($catFile['signature'] !== false) { - $this->checkSignature($catFile['encrypted'], $passPhrase.$version.$position, $catFile['signature']); + try { + // First try the new format + $this->checkSignature($catFile['encrypted'], $passPhrase . '_' . $version . '_' . $position, $catFile['signature']); + } catch (GenericEncryptionException $e) { + // For compatibility with old files check the version without _ + $this->checkSignature($catFile['encrypted'], $passPhrase . $version . $position, $catFile['signature']); + } } return $this->decrypt($catFile['encrypted'], |