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Code Issues Releases Wiki Activity

Add support for multiple valid signatures in input_tokenizer()

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This commit is contained in:
jsteube 2018-06-30 10:39:28 +02:00
parent 5728933cd2
commit 384fe1ba15
2 changed files with 52 additions and 15 deletions
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6
include/types.h
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@ -2086,13 +2086,15 @@ typedef struct thread_param
} thread_param_t;
#define MAX_TOKENS 128
#define MAX_TOKENS 128
#define MAX_SIGNATURES 16
typedef struct token
{
int token_cnt;
const char *signature;
int signatures_cnt;
const char *signatures_buf[MAX_SIGNATURES];
int sep[MAX_TOKENS];

61
src/interface.c
View File

@ -586,10 +586,10 @@ static const char *HT_12001 = "Atlassian (PBKDF2-HMAC-SHA1)";
static const char *SIGNATURE_ANDROIDFDE = "$fde$";
static const char *SIGNATURE_AXCRYPT = "$axcrypt$*1";
static const char *SIGNATURE_AXCRYPT_SHA1 = "$axcrypt_sha1$";
//static const char *SIGNATURE_BCRYPT1 = "$2a$";
//static const char *SIGNATURE_BCRYPT2 = "$2b$";
//static const char *SIGNATURE_BCRYPT3 = "$2x$";
//static const char *SIGNATURE_BCRYPT4 = "$2y$";
static const char *SIGNATURE_BCRYPT1 = "$2a$";
static const char *SIGNATURE_BCRYPT2 = "$2b$";
static const char *SIGNATURE_BCRYPT3 = "$2x$";
static const char *SIGNATURE_BCRYPT4 = "$2y$";
static const char *SIGNATURE_BITCOIN_WALLET = "$bitcoin$";
static const char *SIGNATURE_BSDICRYPT = "_";
static const char *SIGNATURE_CISCO8 = "$8$";
@ -631,6 +631,8 @@ static const char *SIGNATURE_PBKDF2_SHA1 = "sha1:";
static const char *SIGNATURE_PBKDF2_SHA256 = "sha256:";
static const char *SIGNATURE_PBKDF2_SHA512 = "sha512:";
static const char *SIGNATURE_PDF = "$pdf$";
static const char *SIGNATURE_PHPASS1 = "$P$";
static const char *SIGNATURE_PHPASS2 = "$H$";
static const char *SIGNATURE_PHPS = "$PHPS$";
static const char *SIGNATURE_POSTGRESQL_AUTH = "$postgres$";
static const char *SIGNATURE_PSAFE3 = "PWS3";
@ -2532,7 +2534,14 @@ static int input_tokenizer (u8 *input_buf, int input_len, token_t *token)
{
if (token->attr[token_idx] & TOKEN_ATTR_VERIFY_SIGNATURE)
{
if (memcmp (token->buf[token_idx], token->signature, token->len[token_idx])) return (PARSER_SIGNATURE_UNMATCHED);
bool matched = false;
for (int signature_idx = 0; signature_idx < token->signatures_cnt; signature_idx++)
{
if (memcmp (token->buf[token_idx], token->signatures_buf[signature_idx], token->len[token_idx]) == 0) matched = true;
}
if (matched == false) return (PARSER_SIGNATURE_UNMATCHED);
}
if (token->attr[token_idx] & TOKEN_ATTR_VERIFY_LENGTH)
@ -2835,6 +2844,12 @@ int bcrypt_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNU
token.token_cnt = 4;
token.signatures_cnt = 4;
token.signatures_buf[0] = SIGNATURE_BCRYPT1;
token.signatures_buf[1] = SIGNATURE_BCRYPT2;
token.signatures_buf[2] = SIGNATURE_BCRYPT3;
token.signatures_buf[3] = SIGNATURE_BCRYPT4;
token.len[0] = 4;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH;
@ -3341,7 +3356,9 @@ int dcc2_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSE
token_t token;
token.token_cnt = 4;
token.signature = SIGNATURE_DCC2;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_DCC2;
token.len[0] = 6;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
@ -3406,7 +3423,9 @@ int dpapimk_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UN
token_t token;
token.token_cnt = 10;
token.signature = SIGNATURE_DPAPIMK;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_DPAPIMK;
// signature
token.len[0] = 9;
@ -3924,6 +3943,10 @@ int phpass_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNU
token.token_cnt = 4;
token.signatures_cnt = 2;
token.signatures_buf[0] = SIGNATURE_PHPASS1;
token.signatures_buf[1] = SIGNATURE_PHPASS2;
token.len[0] = 3;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH;
@ -3974,7 +3997,9 @@ int md5crypt_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_U
token_t token;
token.token_cnt = 3;
token.signature = SIGNATURE_MD5CRYPT;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_MD5CRYPT;
token.len[0] = 3;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
@ -4024,7 +4049,9 @@ int md5apr1_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UN
token_t token;
token.token_cnt = 3;
token.signature = SIGNATURE_MD5APR1;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_MD5APR1;
token.len[0] = 6;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
@ -4074,7 +4101,9 @@ int episerver_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_
token_t token;
token.token_cnt = 4;
token.signature = SIGNATURE_EPISERVER;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_EPISERVER;
token.len_min[0] = 11;
token.len_max[0] = 11;
@ -4146,7 +4175,9 @@ int descrypt_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_U
token_t token;
token.token_cnt = 2;
token.signature = SIGNATURE_EPISERVER;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_EPISERVER;
token.len[0] = 2;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
@ -5143,7 +5174,9 @@ int sha1axcrypt_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYB
token_t token;
token.token_cnt = 2;
token.signature = SIGNATURE_AXCRYPT_SHA1;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_AXCRYPT_SHA1;
token.len[0] = 14;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
@ -5353,7 +5386,9 @@ int sha1b64_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UN
token_t token;
token.token_cnt = 2;
token.signature = SIGNATURE_SHA1B64;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_SHA1B64;
token.len[0] = 5;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH