Multiple vulnerabilities in Node.js

1) Reachable assertion

EUVDB-ID: #VU25014

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-15604

CWE-ID: CWE-617 - Reachable Assertion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of X509 certificates in X509V3_EXT_print(). A remote attacker can supply a specially crafted client certificate to the application and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Node.js: 10.0.0 - 13.7.0

External links

http://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V13.md#13.8.0
http://github.com/nodejs/node/commit/1156a9e5f8

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) HTTP request smuggling

EUVDB-ID: #VU25013

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-15605

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attack.

The vulnerability exists due to insufficient validation of Transfer-Encoding header. A remote attacker can send a specially crafted HTTP request to the application and perform a request smuggling attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Node.js: 10.0.0 - 13.7.0

External links

http://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V13.md#13.8.0
http://github.com/nodejs/node/commit/8f41e837bb

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Input validation error

EUVDB-ID: #VU25012

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-15606

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to manipulate HTTP headers.

The vulnerability exists due to insufficient validation of a trailing white-space character in the request headers. A remote attacker can send a specially crafted HTTP request to the application and bypass certain security restrictions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Node.js: 10.0.0 - 13.7.0

External links

http://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V13.md#13.8.0
http://github.com/nodejs/node/commit/25b6897e8a

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.