Security readout for executives and security teams
Plain-English summary
CVE-2023-51257 is a memory corruption flaw in Jasper-Software Jasper v4.1.1 and earlier. The source record says a local attacker could execute arbitrary code. Business impact is highest where Jasper runs on shared hosts, developer workstations, build systems, or servers that process untrusted files.
Executive priority
Treat as a high-priority patching and exposure-validation item, especially for shared Linux systems and file-processing environments. It is not listed as known exploited in the provided data, so prioritize based on where local users or untrusted processing paths exist.
Technical view
The CVE describes a CWE-119 invalid memory write in Jasper v4.1.1 and before, rated CVSS 7.8. The vector is local, low complexity, low privileges, no user interaction, unchanged scope, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to systems with Jasper v4.1.1 or earlier installed or bundled. The provided affected-product metadata is incomplete, listing vendor and product as n/a, so asset owners should verify installed Jasper packages and embedded dependencies directly.
Exploitation context
The bundle marks CISA KEV as false, and no provided source confirms active exploitation. The CVSS vector indicates exploitation requires local access with low privileges. This is less urgent than a remote unauthenticated flaw, but meaningful on multi-user systems or hosts handling untrusted content.
Researcher notes
Evidence is sparse. The CVE record provides the core vulnerability type, affected version boundary, and CVSS vector, while Fedora advisories indicate downstream packaging attention. The affected CPE data is not populated, so product matching should rely on package inventory and upstream/vendor references.
Mitigation direction
- Identify systems and applications using Jasper v4.1.1 or earlier.
- Check upstream GitHub and Fedora advisories for fixed package guidance.
- Apply vendor-supplied Jasper updates when available.
- Limit local access on systems where Jasper cannot be promptly updated.
- Prioritize shared servers, build hosts, and file-processing workflows.
Validation and detection
- Inventory OS packages and embedded Jasper libraries across managed assets.
- Compare discovered versions against Jasper v4.1.1 and earlier.
- Review Fedora advisory applicability for Fedora-managed systems.
- Confirm updated systems no longer report vulnerable Jasper versions.
- Check whether any file-processing service invokes Jasper locally.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-119: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-51257 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/jasper-software/jasper/issues/367CVE reference
- FEDORA-2024-b5b85798cdCVE reference · vendor-advisory
- FEDORA-2024-f53b383648CVE reference · vendor-advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MBF5KYWCZVIDMITRX7GBVWGNWKAMQORZ/CVE reference
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HNTGL7I5IJSQ4BZ5MGKWJPQYICUMHQ5I/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.