CVE-2017-16005 Header Forgery in http-signature
Attackers can forge HTTP request headers by swapping names without invalidating signatures, allowing request manipulation in applications using this Node.js library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-16005?
CVE-2017-16005 is a high-severity vulnerability in HackerOne http-signature node module, published on 4 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Http-signature is a "Reference implementation of Joyent's HTTP Signature Scheme". In versions <=0.9.11, http-signature signs only the header values, but not the header names. This makes http-signature vulnerable to header forgery. Thus, if an attacker can intercept a request, he can swap header names and change the meaning of the request without changing the signature.
Which versions are affected by CVE-2017-16005?
2 open source packages ship an affected version, including http-signature. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
http-signature npm | All versions | 0.10.0 |
http-signature npm | All versions | 0.10.0 |
Products include Joyent Http-Signature.
How do I fix CVE-2017-16005?
Upgrade http-signature to 0.10.0 or later.
Is CVE-2017-16005 being exploited?
There is no known exploitation of CVE-2017-16005 in the wild and no public exploit code.
Sources
Also known as CLSA-2026-1774570933, GHSA-q257-vv4p-fg92.