| 1 | package com.jsql.model.injection.strategy.blind.callable; | |
| 2 | ||
| 3 | import com.jsql.model.InjectionModel; | |
| 4 | import com.jsql.model.injection.strategy.blind.AbstractInjectionBit.BlindOperator; | |
| 5 | import com.jsql.model.injection.strategy.blind.InjectionBlindBin; | |
| 6 | import name.fraser.neil.plaintext.diff_match_patch; | |
| 7 | import static name.fraser.neil.plaintext.diff_match_patch.Diff; | |
| 8 | ||
| 9 | import java.util.LinkedList; | |
| 10 | import java.util.List; | |
| 11 | import java.util.concurrent.CopyOnWriteArrayList; | |
| 12 | ||
| 13 | /** | |
| 14 | * Define a call HTTP to the server, require the associated url, character | |
| 15 | * position and bit. Diffs represent the differences between | |
| 16 | * the reference page, and the current page. | |
| 17 | */ | |
| 18 | public class CallableBlindBin extends AbstractCallableBit<CallableBlindBin> { | |
| 19 | ||
| 20 | private final int low; | |
| 21 | private final int mid; | |
| 22 | private final int high; | |
| 23 | ||
| 24 | private LinkedList<Diff> diffsWithReference = new LinkedList<>(); // List of differences found between the reference page, and the current page | |
| 25 | private static final diff_match_patch DIFF_MATCH_PATCH = new diff_match_patch(); | |
| 26 | private final InjectionBlindBin injectionBlind; | |
| 27 | ||
| 28 | private final String metadataInjectionProcess; | |
| 29 | ||
| 30 | /** | |
| 31 | * Constructor for preparation and blind confirmation. | |
| 32 | */ | |
| 33 | public CallableBlindBin( | |
| 34 | String sqlQuery, | |
| 35 | InjectionModel injectionModel, | |
| 36 | InjectionBlindBin injectionBlind, | |
| 37 | BlindOperator blindOperator, | |
| 38 | int low, int mid, int high, | |
| 39 | String metadataInjectionProcess | |
| 40 | ) { | |
| 41 | this.isBinary = true; | |
| 42 | this.low = low; | |
| 43 | this.mid = mid; | |
| 44 | this.high = high; | |
| 45 | this.injectionBlind = injectionBlind; | |
| 46 | this.metadataInjectionProcess = metadataInjectionProcess; | |
| 47 | this.booleanUrl = injectionModel.getMediatorVendor().getVendor().instance().sqlTestBlindWithOperator(sqlQuery, blindOperator); | |
| 48 | } | |
| 49 | ||
| 50 | /** | |
| 51 | * Constructor for bits test. | |
| 52 | */ | |
| 53 | public CallableBlindBin( | |
| 54 | String sqlQuery, | |
| 55 | int indexChar, | |
| 56 | InjectionModel injectionModel, | |
| 57 | InjectionBlindBin injectionBlind, | |
| 58 | BlindOperator blindOperator, | |
| 59 | int low, int mid, int high, | |
| 60 | String metadataInjectionProcess | |
| 61 | ) { | |
| 62 | this(sqlQuery, injectionModel, injectionBlind, blindOperator, low, mid, high, metadataInjectionProcess); | |
| 63 | this.booleanUrl = injectionModel.getMediatorVendor().getVendor().instance().sqlBlindBin(sqlQuery, indexChar, mid, blindOperator); | |
| 64 | this.currentIndex = indexChar; | |
| 65 | } | |
| 66 | ||
| 67 | /** | |
| 68 | * Check if a result page means the SQL query is true, | |
| 69 | * confirm that nothing in the resulting page is also defined | |
| 70 | * in the pages from every FALSE SQL queries. | |
| 71 | * @return true if the current SQL query is true | |
| 72 | */ | |
| 73 | @Override | |
| 74 | public boolean isTrue() { | |
| 75 | // Fix #95426: ConcurrentModificationException on iterator.next() | |
| 76 | List<Diff> falseDiffs = new CopyOnWriteArrayList<>(this.injectionBlind.getFalseDiffs()); | |
| 77 | for (Diff falseDiff: falseDiffs) { // ignored when false OR false => falsy empty | |
| 78 | // Fix #4386: NullPointerException on contains(), diffsWithReference initialized to new LinkedList<>() | |
| 79 |
1
1. isTrue : negated conditional → NO_COVERAGE |
if (this.diffsWithReference.contains(falseDiff)) { |
| 80 |
1
1. isTrue : replaced boolean return with true for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::isTrue → NO_COVERAGE |
return false; |
| 81 | } | |
| 82 | } | |
| 83 | List<Diff> trueDiffs = new CopyOnWriteArrayList<>(this.injectionBlind.getTrueDiffs()); | |
| 84 | for (Diff trueDiff: trueDiffs) { | |
| 85 |
1
1. isTrue : negated conditional → NO_COVERAGE |
if (!this.diffsWithReference.contains(trueDiff)) { // required, set to false when empty falseDiffs |
| 86 |
1
1. isTrue : replaced boolean return with true for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::isTrue → NO_COVERAGE |
return false; |
| 87 | } | |
| 88 | } | |
| 89 |
1
1. isTrue : replaced boolean return with false for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::isTrue → NO_COVERAGE |
return true; // not in falseDiffs and in trueDiffs |
| 90 | } | |
| 91 | ||
| 92 | /** | |
| 93 | * Process the URL HTTP call, use function inject() from the model. | |
| 94 | * Build the list of differences found between TRUE and the current page. | |
| 95 | * @return Functional Blind Callable | |
| 96 | */ | |
| 97 | @Override | |
| 98 | public CallableBlindBin call() { | |
| 99 | String result = this.injectionBlind.callUrl(this.booleanUrl, this.metadataInjectionProcess, this); | |
| 100 | this.diffsWithReference = CallableBlindBin.DIFF_MATCH_PATCH.diff_main(this.injectionBlind.getSourceReferencePage(), result, true); | |
| 101 |
1
1. call : removed call to name/fraser/neil/plaintext/diff_match_patch::diff_cleanupEfficiency → NO_COVERAGE |
CallableBlindBin.DIFF_MATCH_PATCH.diff_cleanupEfficiency(this.diffsWithReference); |
| 102 |
1
1. call : replaced return value with null for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::call → NO_COVERAGE |
return this; |
| 103 | } | |
| 104 | | |
| 105 | public List<Diff> getDiffsWithReference() { | |
| 106 |
1
1. getDiffsWithReference : replaced return value with Collections.emptyList for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::getDiffsWithReference → NO_COVERAGE |
return this.diffsWithReference; |
| 107 | } | |
| 108 | ||
| 109 | public int getLow() { | |
| 110 |
1
1. getLow : replaced int return with 0 for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::getLow → NO_COVERAGE |
return this.low; |
| 111 | } | |
| 112 | ||
| 113 | public int getMid() { | |
| 114 |
1
1. getMid : replaced int return with 0 for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::getMid → NO_COVERAGE |
return this.mid; |
| 115 | } | |
| 116 | ||
| 117 | public int getHigh() { | |
| 118 |
1
1. getHigh : replaced int return with 0 for com/jsql/model/injection/strategy/blind/callable/CallableBlindBin::getHigh → NO_COVERAGE |
return this.high; |
| 119 | } | |
| 120 | } | |
Mutations | ||
| 79 |
1.1 |
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| 80 |
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| 85 |
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| 86 |
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| 89 |
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| 101 |
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| 102 |
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| 106 |
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| 110 |
1.1 |
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| 114 |
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| 118 |
1.1 |