Resource exhaustion in Lestrrat-Go Jwx
CVE-2024-28122
JWX is Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies. This vulnerability allows an attacker with a trusted public key to cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web Encryption (JWE) token with an exceptionally high compression ratio. This issue has been patched in versions 1.2.29 and 2.0.21.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (45.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Lestrrat-Go Jwx — versions >= 2.0.0, < 2.0.21, >= 1.2.0, < 1.2.29
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/lestrrat-go/jwx/security/advisories/GHSA-hj3v-m684-v259 (Exploit, Vendor Advisory)
- github.com/lestrrat-go/jwx/releases/tag/v1.2.29 (Product, Release Notes)
- github.com/lestrrat-go/jwx/releases/tag/v2.0.21 (Product, Release Notes)
Frequently asked questions
- What is CVE-2024-28122?
- CVE-2024-28122 is a medium-severity vulnerability in Lestrrat-Go Jwx, classified under Uncontrolled Resource Consumption. CVSS score: 6.8/10. Published 2024-03-09.
- How severe is CVE-2024-28122?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2024-28122 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.