2022-01-31 11:22:55 +03:00
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diff --git a/node_modules/ssh2/lib/protocol/keyParser.js b/node_modules/ssh2/lib/protocol/keyParser.js
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index 9860e3f..ee82e51 100644
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--- a/node_modules/ssh2/lib/protocol/keyParser.js
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+++ b/node_modules/ssh2/lib/protocol/keyParser.js
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@@ -15,6 +15,7 @@ const {
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sign: sign_,
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verify: verify_,
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} = require('crypto');
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+const { createVerify: createVerifyDSS } = require('browserify-sign')
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const supportedOpenSSLCiphers = getCiphers();
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2022-01-31 11:33:50 +03:00
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2022-01-31 11:22:55 +03:00
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const { Ber } = require('asn1');
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@@ -404,6 +405,17 @@ const BaseKey = {
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return new Error('No public key available');
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if (!algo || typeof algo !== 'string')
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algo = this[SYM_HASH_ALGO];
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+
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+ if (algo === 'dss1') {
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+ const verifier = createVerifyDSS('DSA-SHA1');
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+ verifier.update(data);
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+ try {
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+ return verifier.verify(pem, signature);
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+ } catch (ex) {
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+ return ex;
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+ }
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+ }
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+
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try {
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return verify_(algo, data, pem, signature);
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} catch (ex) {
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@@ -1343,7 +1355,7 @@ function parseDER(data, baseType, comment, fullType) {
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return new Error('Malformed OpenSSH public key');
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pubPEM = genOpenSSLDSAPub(p, q, g, y);
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pubSSH = genOpenSSHDSAPub(p, q, g, y);
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- algo = 'sha1';
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+ algo = 'dss1';
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break;
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}
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case 'ssh-ed25519': {
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