CVE-2020-11944 Cross-site scripting in n/a
Cross-site scripting vulnerability in Abe Bitcoin block explorer allows attackers to execute arbitrary scripts via mishandled PATH_INFO during PageNotFound exceptions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-11944?
CVE-2020-11944 is a medium-severity cross-site scripting vulnerability in n/a, published on 20 Apr 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Abe (aka bitcoin-abe) through 0.7.2, and 0.8pre, allows XSS in __call__ in abe.py because the PATH_INFO environment variable is mishandled during a PageNotFound exception.
Weakness: CWE-79
Which versions are affected by CVE-2020-11944?
It affects 1 product.
Products include Bitcoin-Abe Project Bitcoin-Abe.
How do I fix CVE-2020-11944?
No fix has been published for CVE-2020-11944 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2020-11944 being exploited?
There is no known exploitation of CVE-2020-11944 in the wild and no public exploit code.
Sources
Also known as GHSA-vmhh-cg3j-vcv3.