Security readout for executives and security teams
Plain-English summary
CVE-2019-1010172 is a denial-of-service issue in Jsish. A crafted JavaScript input can trigger uncontrolled resource consumption, potentially making a Jsish-based process unavailable. The public record names a fixed version only as after a specific upstream commit, and does not provide CVSS scoring.
Executive priority
Handle as a targeted availability risk. It should be prioritized for systems where Jsish processes untrusted or customer-controlled JavaScript. For internal-only, tightly controlled uses, urgency is lower but still requires version verification and upgrade planning.
Technical view
The issue affects Jsish 2.4.84 / 2.0484 in jsiValueGetString within jsiUtils.c. The attack vector is execution of crafted JavaScript code, causing uncontrolled resource consumption and denial of service. The CVE record says it is fixed after commit f3a8096e0ce44bbf36c1dcb6e603adf9c8670c39.
Likely exposure
Exposure is most likely where Jsish is embedded or deployed to execute JavaScript, especially if scripts can be supplied by users, plugins, automation jobs, or external data flows. The source bundle does not identify specific downstream products or default deployments.
Exploitation context
The source bundle does not show CISA KEV listing, active exploitation, public weaponization, or exploit maturity. It only states that executing crafted JavaScript code is the attack vector. Treat exploitation status as unconfirmed from the provided evidence.
Researcher notes
Evidence is sparse: no CVSS, CWE, exploit status, or detailed patch notes are included in the bundle. The strongest facts are the affected Jsish version, component function, denial-of-service impact, crafted JavaScript vector, and fixed-after commit identifier.
Mitigation direction
- Inventory systems and applications using Jsish.
- Upgrade Jsish to a version after the named fixing commit.
- Restrict execution of untrusted JavaScript in Jsish contexts.
- Review vendor guidance before applying operational workarounds.
- Monitor affected services for resource exhaustion or crashes.
Validation and detection
- Confirm whether Jsish 2.4.84 or 2.0484 is present.
- Verify the installed code includes the fixing commit or later.
- Map all paths that execute JavaScript through Jsish.
- Check logs and telemetry for abnormal resource exhaustion.
- Prioritize review where untrusted scripts can reach Jsish.
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.
CVE-2019-1010172 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://jsish.org/fossil/jsi/tktview/16f01b0177c2e309ab01102feb76b39d57a3eb66CVE reference · x_refsource_MISC
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.