Vulnerability in Http-Cache-Semantics Project
CVE-2022-25881
This affects versions of the package http-cache-semantics before 4.1.1. The issue can be exploited via malicious request header values sent to a server, when that server reads the cache policy from the request using this library.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.016 (75.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Http-Cache-Semantics Project
- Http-Cache-Semantics — versions 0
- Org.webjars.npm:http-Cache-Semantics — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.snyk.io/vuln/SNYK-JS-HTTPCACHESEMANTICS-3248783 (Exploit, Third Party Advisory)
- security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-3253332 (Exploit, Third Party Advisory)
- github.com/kornelski/http-cache-semantics/blob/master/index.js#L83 (Broken Link)
- security.netapp.com/advisory/ntap-20230622-0008/
Frequently asked questions
- What is CVE-2022-25881?
- CVE-2022-25881 is a medium-severity vulnerability in Http-Cache-Semantics Project, classified under Inefficient Regular Expression Complexity. CVSS score: 5.3/10. Published 2023-01-31.
- How severe is CVE-2022-25881?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-25881 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.