CVE-2020-18703 Improper Restriction of XML External Entity Reference in Quokka
Remote attackers can execute arbitrary code via XML External Entities in the Quokka Python library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-18703?
CVE-2020-18703 is a critical vulnerability in n/a, published on 16 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
XML External Entities (XXE) in Quokka v0.4.0 allows remote attackers to execute arbitrary code via the component 'quokka/utils/atom.py'.
Weakness: CWE-611
Which versions are affected by CVE-2020-18703?
3 open source packages ship an affected version, including quokka. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
quokka PyPI | All versions | None |
quokka PyPI | All versions to 0.4.0 | None |
quokka PyPI | All versions to 0.4.0 | None |
Products include Quokka Project Quokka.
How do I fix CVE-2020-18703?
No fix has been published for CVE-2020-18703 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-18703 being exploited?
There is no known exploitation of CVE-2020-18703 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-3xg5-6c3j-vp8x, PYSEC-2021-144.