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Minor speedup in -f mysql

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This commit is contained in:
Bernardo Damele 2010-12-10 13:05:46 +00:00
parent b02bd55edc
commit 7c87ad4065
1 changed files with 4 additions and 6 deletions
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10
plugins/dbms/mysql/fingerprint.py
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@ -190,7 +190,7 @@ class Fingerprint(GenericFingerprint):
return True
# Check if it is MySQL >= 5.5.0
if inject.checkBooleanExpression("6=(SELECT MID(TO_SECONDS(950501), 1, 1))"):
if inject.checkBooleanExpression("TO_SECONDS(950501)>0"):
kb.dbmsVersion = [">= 5.5.0"]
# Check if it is MySQL >= 5.1.2 and < 5.5.0
@ -228,11 +228,9 @@ class Fingerprint(GenericFingerprint):
return True
# Check which version of MySQL < 5.0.0 it is
coercibility = inject.getValue("SELECT COERCIBILITY(USER())", suppressOutput=True)
if coercibility == "3":
if inject.checkBooleanExpression("3=(SELECT COERCIBILITY(USER()))"):
kb.dbmsVersion = [">= 4.1.11", "< 5.0.0"]
elif coercibility == "2":
elif inject.checkBooleanExpression("2=(SELECT COERCIBILITY(USER()))"):
kb.dbmsVersion = [">= 4.1.1", "< 4.1.11"]
elif inject.getValue("SELECT CURRENT_USER()", suppressOutput=True):
kb.dbmsVersion = [">= 4.0.6", "< 4.1.1"]
@ -264,7 +262,7 @@ class Fingerprint(GenericFingerprint):
infoMsg = "fingerprinting the back-end DBMS operating system"
logger.info(infoMsg)
if inject.checkBooleanExpression("'/'=(SELECT MID(@@datadir, 1, 1))"):
if inject.checkBooleanExpression("(SELECT MID(@@datadir, 1, 1))='/'"):
kb.os = "Linux"
else:
kb.os = "Windows"