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fix: reject base58 public keys that are too short (#474)

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This commit is contained in:
Justin Starry
2019-08-28 10:45:17 -04:00
committed by Michael Vines
parent 0379615c76
commit eec8f6184c
2 changed files with 17 additions and 1 deletions
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6
web3.js/src/publickey.js
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@ -19,7 +19,11 @@ export class PublicKey {
this._bn = new BN(value.substring(2), 16);
} else {
// assume base 58 encoding by default
this._bn = new BN(bs58.decode(value));
const decoded = bs58.decode(value);
if (decoded.length != 32) {
throw new Error(`Invalid public key input`);
}
this._bn = new BN(decoded);
}
} else {
this._bn = new BN(value);

12
web3.js/test/publickey.test.js
View File

@ -51,6 +51,10 @@ test('invalid', () => {
'135693854574979916511997248057056142015550763280047535983739356259273198796800000',
);
}).toThrow();
expect(() => {
new PublicKey('12345');
}).toThrow();
});
test('equals', () => {
@ -170,6 +174,14 @@ test('toBuffer', () => {
);
expect(key2.toBuffer()).toHaveLength(32);
expect(key2.toBase58()).toBe('11111111111111111111111111111111');
const key3 = new PublicKey(0);
expect(key3.toBuffer()).toHaveLength(32);
expect(key3.toBase58()).toBe('11111111111111111111111111111111');
const key4 = new PublicKey('0x0');
expect(key4.toBuffer()).toHaveLength(32);
expect(key4.toBase58()).toBe('11111111111111111111111111111111');
});
test('equals (II)', () => {