fix(server): validate urls from ap to improve security

This commit is contained in:
syuilo 2023-02-07 19:58:58 +09:00
parent 30704e6de8
commit 2be1a39d13
3 changed files with 28 additions and 6 deletions

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@ -15,6 +15,7 @@ You should also include the user name that made the change.
### Bugfixes
- Client: MkEmojiPickerでもChromeで検索ダイアログで変換確定するとそのまま検索されてしまうのを修正
- fix(server): validate urls from ap to improve security
## 13.4.0 (2023/02/05)

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@ -1,8 +1,7 @@
import { forwardRef, Inject, Injectable } from '@nestjs/common';
import promiseLimit from 'promise-limit';
import { DI } from '@/di-symbols.js';
import type { MessagingMessagesRepository, PollsRepository, EmojisRepository } from '@/models/index.js';
import type { UsersRepository } from '@/models/index.js';
import type { MessagingMessagesRepository, PollsRepository, EmojisRepository, UsersRepository } from '@/models/index.js';
import type { Config } from '@/config.js';
import type { CacheableRemoteUser } from '@/models/entities/User.js';
import type { Note } from '@/models/entities/Note.js';
@ -18,6 +17,7 @@ import { PollService } from '@/core/PollService.js';
import { StatusError } from '@/misc/status-error.js';
import { UtilityService } from '@/core/UtilityService.js';
import { MessagingService } from '@/core/MessagingService.js';
import { bindThis } from '@/decorators.js';
import { getOneApId, getApId, getOneApHrefNullable, validPost, isEmoji, getApType } from '../type.js';
// eslint-disable-next-line @typescript-eslint/consistent-type-imports
import { ApLoggerService } from '../ApLoggerService.js';
@ -32,7 +32,6 @@ import { ApQuestionService } from './ApQuestionService.js';
import { ApImageService } from './ApImageService.js';
import type { Resolver } from '../ApResolverService.js';
import type { IObject, IPost } from '../type.js';
import { bindThis } from '@/decorators.js';
@Injectable()
export class ApNoteService {
@ -133,6 +132,16 @@ export class ApNoteService {
const note: IPost = object;
this.logger.debug(`Note fetched: ${JSON.stringify(note, null, 2)}`);
if (note.id && !note.id.startsWith('https://')) {
throw new Error('unexpected shcema of note.id: ' + note.id);
}
const url = getOneApHrefNullable(note.url);
if (url && !url.startsWith('https://')) {
throw new Error('unexpected shcema of note url: ' + url);
}
this.logger.info(`Creating the Note: ${note.id}`);
@ -307,7 +316,7 @@ export class ApNoteService {
apEmojis,
poll,
uri: note.id,
url: getOneApHrefNullable(note.url),
url: url,
}, silent);
}

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@ -252,6 +252,12 @@ export class ApPersonService implements OnModuleInit {
const bday = person['vcard:bday']?.match(/^\d{4}-\d{2}-\d{2}/);
const url = getOneApHrefNullable(person.url);
if (url && !url.startsWith('https://')) {
throw new Error('unexpected shcema of person url: ' + url);
}
// Create user
let user: IRemoteUser;
try {
@ -283,7 +289,7 @@ export class ApPersonService implements OnModuleInit {
await transactionalEntityManager.save(new UserProfile({
userId: user.id,
description: person.summary ? this.apMfmService.htmlToMfm(truncate(person.summary, summaryLength), person.tag) : null,
url: getOneApHrefNullable(person.url),
url: url,
fields,
birthday: bday ? bday[0] : null,
location: person['vcard:Address'] ?? null,
@ -425,6 +431,12 @@ export class ApPersonService implements OnModuleInit {
const bday = person['vcard:bday']?.match(/^\d{4}-\d{2}-\d{2}/);
const url = getOneApHrefNullable(person.url);
if (url && !url.startsWith('https://')) {
throw new Error('unexpected shcema of person url: ' + url);
}
const updates = {
lastFetchedAt: new Date(),
inbox: person.inbox,
@ -459,7 +471,7 @@ export class ApPersonService implements OnModuleInit {
}
await this.userProfilesRepository.update({ userId: exist.id }, {
url: getOneApHrefNullable(person.url),
url: url,
fields,
description: person.summary ? this.apMfmService.htmlToMfm(truncate(person.summary, summaryLength), person.tag) : null,
birthday: bday ? bday[0] : null,