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xss.js
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xss.js
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/*global mock, converse */
const sizzle = converse.env.sizzle;
const u = converse.env.utils;
describe("XSS", function () {
describe("A Chat Message", function () {
it("will escape IMG payload XSS attempts", mock.initConverse(['chatBoxesFetched'], {}, async function (_converse) {
spyOn(window, 'alert').and.callThrough();
await mock.waitForRoster(_converse, 'current');
await mock.openControlBox(_converse);
const contact_jid = mock.cur_names[0].replace(/ /g,'.').toLowerCase() + '@montague.lit';
await mock.openChatBoxFor(_converse, contact_jid)
const view = _converse.chatboxviews.get(contact_jid);
let message = "<img src=x onerror=alert('XSS');>";
await mock.sendMessage(view, message);
let msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<img src=x onerror=alert('XSS');>");
expect(window.alert).not.toHaveBeenCalled();
message = "<img src=x onerror=alert('XSS')//";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<img src=x onerror=alert('XSS')//");
message = "<img src=x onerror=alert(String.fromCharCode(88,83,83));>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<img src=x onerror=alert(String.fromCharCode(88,83,83));>");
message = "<img src=x oneonerrorrror=alert(String.fromCharCode(88,83,83));>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<img src=x oneonerrorrror=alert(String.fromCharCode(88,83,83));>");
message = "<img src=x:alert(alt) onerror=eval(src) alt=xss>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<img src=x:alert(alt) onerror=eval(src) alt=xss>");
message = "><img src=x onerror=alert('XSS');>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("><img src=x onerror=alert('XSS');>");
message = "><img src=x onerror=alert(String.fromCharCode(88,83,83));>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("><img src=x onerror=alert(String.fromCharCode(88,83,83));>");
expect(window.alert).not.toHaveBeenCalled();
}));
it("will escape SVG payload XSS attempts", mock.initConverse(['chatBoxesFetched'], {}, async function (_converse) {
spyOn(window, 'alert').and.callThrough();
await mock.waitForRoster(_converse, 'current');
await mock.openControlBox(_converse);
const contact_jid = mock.cur_names[0].replace(/ /g,'.').toLowerCase() + '@montague.lit';
await mock.openChatBoxFor(_converse, contact_jid)
const view = _converse.chatboxviews.get(contact_jid);
let message = "<svg onload=alert(1)>";
await mock.sendMessage(view, message);
let msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual('<svg onload=alert(1)>');
message = "<svg/onload=alert('XSS')>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<svg/onload=alert('XSS')>");
message = "<svg onload=alert(1)//";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<svg onload=alert(1)//");
message = "<svg/onload=alert(String.fromCharCode(88,83,83))>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<svg/onload=alert(String.fromCharCode(88,83,83))>");
message = "<svg id=alert(1) onload=eval(id)>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual("<svg id=alert(1) onload=eval(id)>");
message = '"><svg/onload=alert(String.fromCharCode(88,83,83))>';
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual('"><svg/onload=alert(String.fromCharCode(88,83,83))>');
message = '"><svg/onload=alert(/XSS/)';
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual('"><svg/onload=alert(/XSS/)');
expect(window.alert).not.toHaveBeenCalled();
}));
it("will have properly escaped URLs", mock.initConverse(['chatBoxesFetched'], {}, async function (_converse) {
await mock.waitForRoster(_converse, 'current');
await mock.openControlBox(_converse);
const contact_jid = mock.cur_names[0].replace(/ /g,'.').toLowerCase() + '@montague.lit';
await mock.openChatBoxFor(_converse, contact_jid)
const view = _converse.chatboxviews.get(contact_jid);
let message = "http://www.opkode.com/'onmouseover='alert(1)'whatever";
await mock.sendMessage(view, message);
let msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
expect(msg.innerHTML.replace(/<!-.*?->/g, ''))
.toEqual('http://www.opkode.com/\'onmouseover=\'alert(1)\'whatever');
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<a target="_blank" rel="noopener" href="http://www.opkode.com/%27onmouseover=%27alert%281%29%27whatever">http://www.opkode.com/\'onmouseover=\'alert(1)\'whatever</a>`);
message = 'http://www.opkode.com/"onmouseover="alert(1)"whatever';
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<a target="_blank" rel="noopener" href="http://www.opkode.com/%22onmouseover=%22alert%281%29%22whatever">http://www.opkode.com/"onmouseover="alert(1)"whatever</a>`);
message = "https://en.wikipedia.org/wiki/Ender's_Game";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<a target="_blank" rel="noopener" href="https://en.wikipedia.org/wiki/Ender%27s_Game">https://en.wikipedia.org/wiki/Ender's_Game</a>`);
message = "<https://bugs.documentfoundation.org/show_bug.cgi?id=123737>";
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<<a target="_blank" rel="noopener" href="https://bugs.documentfoundation.org/show_bug.cgi?id=123737">https://bugs.documentfoundation.org/show_bug.cgi?id=123737</a>>`);
message = '<http://www.opkode.com/"onmouseover="alert(1)"whatever>';
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<<a target="_blank" rel="noopener" href="http://www.opkode.com/%22onmouseover=%22alert%281%29%22whatever">http://www.opkode.com/"onmouseover="alert(1)"whatever</a>>`);
message = `https://www.google.com/maps/place/Kochstraat+6,+2041+CE+Zandvoort/@52.3775999,4.548971,3a,15y,170.85h,88.39t/data=!3m6!1e1!3m4!1sQ7SdHo_bPLPlLlU8GSGWaQ!2e0!7i13312!8i6656!4m5!3m4!1s0x47c5ec1e56f845ad:0x1de0bc4a5771fb08!8m2!3d52.3773668!4d4.5489388!5m1!1e2`
await mock.sendMessage(view, message);
msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(message);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') ===
`<a target="_blank" rel="noopener" href="https://www.google.com/maps/place/Kochstraat+6,+2041+CE+Zandvoort/@52.3775999,4.548971,3a,15y,170.85h,88.39t/data=%213m6%211e1%213m4%211sQ7SdHo_bPLPlLlU8GSGWaQ%212e0%217i13312%218i6656%214m5%213m4%211s0x47c5ec1e56f845ad:0x1de0bc4a5771fb08%218m2%213d52.3773668%214d4.5489388%215m1%211e2">https://www.google.com/maps/place/Kochstraat+6,+2041+CE+Zandvoort/@52.3775999,4.548971,3a,15y,170.85h,88.39t/data=!3m6!1e1!3m4!1sQ7SdHo_bPLPlLlU8GSGWaQ!2e0!7i13312!8i6656!4m5!3m4!1s0x47c5ec1e56f845ad:0x1de0bc4a5771fb08!8m2!3d52.3773668!4d4.5489388!5m1!1e2</a>`);
}));
it("will avoid malformed and unsafe urls urls from rendering as anchors",
mock.initConverse(['chatBoxesFetched'], {}, async function (_converse) {
await mock.waitForRoster(_converse, 'current');
await mock.openControlBox(_converse);
const contact_jid = mock.cur_names[0].replace(/ /g,'.').toLowerCase() + '@montague.lit';
await mock.openChatBoxFor(_converse, contact_jid)
const view = _converse.chatboxviews.get(contact_jid);
const bad_urls =[
'http://^$^(*^#$%^_1*(',
'file://devili.sh'
];
const good_urls =[{
entered: 'http://www.google.com',
href: 'http://www.google.com/'
}, {
entered: 'https://www.google.com/',
href: 'https://www.google.com/'
}, {
entered: 'www.url.com/something?else=1',
href: 'http://www.url.com/something?else=1',
}, {
entered: 'xmpp://anything/?join',
href: 'xmpp://anything/?join',
}, {
entered: 'WWW.SOMETHING.COM/?x=dKasdDAsd4JAsd3OAJSD23osajAidj',
href: 'http://WWW.SOMETHING.COM/?x=dKasdDAsd4JAsd3OAJSD23osajAidj',
}, {
entered: 'mailto:test@mail.org',
href: 'mailto:test@mail.org',
}];
function checkNonParsedURL (url) {
const msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(url);
expect(msg.innerHTML.replace(/<!-.*?->/g, '')).toEqual(url);
}
async function checkParsedURL ({ entered, href }) {
const msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent).toEqual(entered);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '') === `<a target="_blank" rel="noopener" href="${href}">${entered}</a>`);
}
async function checkParsedXMPPURL ({ entered, href }) {
const msg = sizzle('.chat-content .chat-msg:last .chat-msg__text', view).pop();
expect(msg.textContent.trim()).toEqual(entered);
await u.waitUntil(() => msg.innerHTML.replace(/<!-.*?->/g, '').trim() === `<a target="_blank" rel="noopener" href="${href}">${entered}</a>`);
}
await mock.sendMessage(view, bad_urls[0]);
checkNonParsedURL(bad_urls[0]);
await mock.sendMessage(view, bad_urls[1]);
checkNonParsedURL(bad_urls[1]);
await mock.sendMessage(view, good_urls[0].entered);
await checkParsedURL(good_urls[0]);
await mock.sendMessage(view, good_urls[1].entered);
await checkParsedURL(good_urls[1]);
await mock.sendMessage(view, good_urls[2].entered);
await checkParsedURL(good_urls[2]);
await mock.sendMessage(view, good_urls[3].entered);
await checkParsedXMPPURL(good_urls[3]);
await mock.sendMessage(view, good_urls[4].entered);
await checkParsedURL(good_urls[4]);
await mock.sendMessage(view, good_urls[5].entered);
await checkParsedURL(good_urls[5]);
}));
});
});