# CVE-2022-40755: CVE-2022-40755

Status: published. Published: 2022-09-16. Updated: 2026-11-02.

JasPer 3.0.6 allows denial of service via a reachable assertion in the function inttobits in libjasper/base/jas_image.c.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- n/a / n/a: Version not specified (affected). Source: CNA: mitre

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:jasper_project:jasper:3.0.6:*:*:*:*:*:*:*",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]
```

## Severity and prioritization

- CVSS 3.1: 5.5 (medium); CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H; source: NVD: nvd@nist.gov

- CISA KEV: No listing in collected sources

- EPSS: 0.38% as of 2026-11-02; percentile 31.55%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-617

## Exploit evidence

- exploit: https://github.com/jasper-software/jasper/issues/338 (cve@mitre.org)
- exploit: https://github.com/jasper-software/jasper/issues/338 (af854a3a-2127-422b-91ae-364da2661108)

## References

- https://github.com/jasper-software/jasper/issues/338 (CNA: mitre; x_refsource_MISC)

- https://github.com/jasper-software/jasper/issues/338 (ADP: CVE; x_refsource_MISC, x_transferred)

- https://github.com/jasper-software/jasper/issues/338 (cve@mitre.org; Exploit, Third Party Advisory)

- https://github.com/jasper-software/jasper/issues/338 (af854a3a-2127-422b-91ae-364da2661108; Exploit, Third Party Advisory)

## Provenance

- CNA: mitre: https://www.cve.org/CVERecord?id=CVE-2022-40755; retrieved 2026-11-02; source updated 2026-11-02

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-40755; retrieved 2026-11-03; source updated 2026-11-02

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2022-40755; retrieved 2026-11-02; source updated Not reported

Revision: e81897277cd6d78b2e322ecbb2b3d31269e7d06c32883b69a4d2c64a78f8a83f

Canonical: https://y2.dev/cve/CVE-2022-40755

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.