Security readout for executives and security teams
Plain-English summary
CVE-2018-25014 is a libwebp flaw involving use of an uninitialized value before version 1.0.1. Business risk depends on where libwebp processes untrusted WebP images. The provided sources do not include CVSS, impact detail, or evidence of active exploitation.
Executive priority
Track as an inventory-and-remediation item, not an emergency, unless exposed services process untrusted WebP images with old libwebp. Lack of severity and exploitation evidence lowers urgency, but embedded library exposure can be easy to miss.
Technical view
The CVE describes CWE-908 in libwebp ReadSymbol(), where an uninitialized value could be used. The source bundle identifies versions before 1.0.1, but gives limited technical impact detail. Treat exposure as relevant to software that embeds or links libwebp for WebP handling.
Likely exposure
Exposure is most likely in applications, services, browsers, image pipelines, or dependencies that include libwebp before 1.0.1 and process WebP content from users or external sources.
Exploitation context
The bundle provides oss-fuzz and project references but no exploit description. KEV is false, and no cited source establishes active exploitation. Exploitability and practical impact remain unclear from the supplied evidence.
Researcher notes
Evidence is sparse: CVE text names ReadSymbol() and CWE-908, while linked oss-fuzz and libwebp history support provenance. The bundle does not provide CVSS, affected downstream products, exploit status, or detailed security impact.
Mitigation direction
- Inventory direct and transitive libwebp usage across products and containers.
- Update libwebp to a non-vulnerable vendor-supported release where available.
- Prioritize systems that process externally supplied WebP images.
- Check OS, browser, and application vendor advisories for packaged libwebp fixes.
- Restrict unnecessary WebP ingestion in high-risk processing paths until updated.
Validation and detection
- Confirm installed or bundled libwebp versions are not before 1.0.1.
- Review dependency lockfiles, SBOMs, and container images for libwebp.
- Identify image-processing entry points that accept external WebP files.
- Verify vendor package changelogs reference this CVE or the ReadSymbol fix.
- Document any products where libwebp version cannot be determined.
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-908: 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 lookupCVE-2018-25014 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://bugzilla.redhat.com/show_bug.cgi?id=1956927CVE reference · x_refsource_MISC
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496CVE reference · x_refsource_MISC
- https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd52CVE 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.
Use of Uninitialized Resource
Use of Uninitialized Resource represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.