CVE-2020-13945
MediumPublic exploitIn Apache APISIX, the user enabled the Admin API and deleted the Admin API access IP restriction rules.
Published Dec 7, 2020 · Updated Sep 8, 2026 · Also known as BIT-apisix-2020-13945
Key Facts
Patch immediately- CVE-2020-13945 is a medium-severity vulnerability (CVSS 6.5 v3.1) affecting Apisix (Apache).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 73% probability of exploitation in the next 30 days.
- Fixed versions are available, including Apisix <=1.5, Apisix 1.5.1, Apisix 1.5.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
73%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2020-13945 brief as a PDF
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Description
In Apache APISIX, the user enabled the Admin API and deleted the Admin API access IP restriction rules. Eventually, the default token is allowed to access APISIX management data. This affects versions 1.2, 1.3, 1.4, 1.5.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ApisixApache | >= 1.2.0, >= 1.2 | 1.5 |
Patched Releases
Apisix
<=1.5, 1.5.1
Timeline
Publicly disclosed
Dec 7, 2020
Last updated
Sep 8, 2026
References
- patchhttps://lists.apache.org/thread.html/r792feb29964067a4108f53e8579a1e9bd1c8b5b9bc95618c814faf2f%40%3Cdev.apisix.apache.org%3E
- exploithttp://packetstormsecurity.com/files/166228/Apache-APISIX-Remote-Code-Execution.html
- exploitMSF apache_apisix_api_default_token_rce.rb
- articlehttps://nvd.nist.gov/vuln/detail/CVE-2020-13945
FAQ
Common Questions.
In Apache APISIX, the user enabled the Admin API and deleted the Admin API access IP restriction rules.
Affected: Apisix (Apache) versions >= 1.2.0, >= 1.2. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Apisix <=1.5, Apisix 1.5.1, Apisix 1.5.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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