CVE-2020-36661
CVE-2020-36661 is a low-severity vulnerability in Konghq Multipart with a CVSS 3.x base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1333.
Key facts
- Severity: Low (CVSS 3.x base score 3.5)
- CVSS v2: 2.7
- EPSS exploit prediction: 1% (56th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1333
- Affected product: Konghq Multipart
- Published:
- Last modified:
Description
A vulnerability was found in Kong lua-multipart 0.5.8-1. It has been declared as problematic. This vulnerability affects the function is_header of the file src/multipart.lua. The manipulation leads to inefficient regular expression complexity. Upgrading to version 0.5.9-1 is able to address this issue. The patch is identified as d632e5df43a2928fd537784a99a79dec288bf01b. It is recommended to upgrade the affected component. VDB-220642 is the identifier assigned to this vulnerability.
Frequently asked questions
- What is CVE-2020-36661?
- A vulnerability was found in Kong lua-multipart 0.5.8-1. It has been declared as problematic. This vulnerability affects the function is_header of the file src/multipart.lua. The manipulation leads to inefficient regular expression complexity. Upgrading to version 0.5.9-1 is able to address this issue. The patch is identified as d632e5df43a2928fd537784a99a79dec288bf01b. It is recommended to upgrade the affected component. VDB-220642 is the identifier assigned to this vulnerability.
- How severe is CVE-2020-36661?
- CVE-2020-36661 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2020-36661 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-36661?
- CVE-2020-36661 affects Konghq Multipart. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-36661?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-36661 published?
- CVE-2020-36661 was published on 2023-02-12 and last updated on 2026-06-17.
References
- https://github.com/Kong/lua-multipart/commit/d632e5df43a2928fd537784a99a79dec288bf01b
- https://github.com/Kong/lua-multipart/pull/34
- https://github.com/Kong/lua-multipart/releases/tag/0.5.9-1
- https://vuldb.com/?ctiid.220642
- https://vuldb.com/?id.220642
Affected products (1)
- cpe:2.3:a:konghq:multipart:0.5.8-1:*:*:*:*:lua:*:*
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