Security readout for executives and security teams
Plain-English summary
This CVE is a denial-of-service issue in shoco's decompression API. If an application accepts untrusted compressed data and passes it to shoco_decompress, malformed data can trigger a buffer over-read and crash the application. The public record does not provide CVSS, affected package metadata, or a vendor fix.
Executive priority
Treat this as targeted availability risk rather than confirmed emergency. Prioritize review if shoco is in internet-facing services or systems where application crashes affect customer operations.
Technical view
The issue is in shoco_decompress in shoco through 2017-07-17. Malformed compressed input can cause a buffer over-read during decompression, leading to process crash. The bundle identifies remote attack potential but does not include affected CPEs, CWE mapping, patched versions, or proof of active exploitation.
Likely exposure
Exposure is most likely in software that embeds shoco and decompresses attacker-controlled or remotely supplied compressed data. The source bundle does not identify packaged products, distributions, or downstream consumers.
Exploitation context
The CVE description says remote attackers can cause denial of service with malformed compressed data. KEV status is false, and the provided sources do not show active exploitation in the wild.
Researcher notes
The useful evidence is narrow: CVE description, date boundary through 2017-07-17, and a GitHub issue reference. Affected product metadata, CVSS, CWE, and explicit remediation details are absent from the bundle.
Mitigation direction
- Inventory applications and services that use shoco or shoco_decompress.
- Check upstream shoco guidance and issue history for fixes or recommended updates.
- Avoid decompressing untrusted shoco data in availability-critical paths where feasible.
- Add input validation and crash containment around decompression callers.
Validation and detection
- Search dependency manifests and vendored code for shoco usage.
- Identify code paths passing network or user-supplied data to shoco_decompress.
- Review crash logs for decompression failures tied to malformed compressed input.
- Confirm deployed shoco code is newer than affected code or vendor-approved.
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-2017-11367 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://github.com/Ed-von-Schleck/shoco/issues/28CVE 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.