Security readout for executives and security teams
Plain-English summary
CVE-2018-25061 affects rgb2hex, a small color-conversion component. Versions 0.1.0 through 0.1.5 can process certain input inefficiently because of regular expression complexity, potentially reducing availability. The business risk is limited unless the component is deployed in an application path that accepts attacker-controlled input.
Executive priority
Treat this as a routine dependency-remediation item unless rgb2hex is exposed on high-volume public input paths. Prioritize normal patching, not emergency response, based on the sourced low availability-only impact and no confirmed active exploitation.
Technical view
The issue is CWE-1333, inefficient regular expression complexity, in rgb2hex up to 0.1.5. The CVSS 3.1 score is 4.3 with network attack vector, low complexity, low privileges required, no user interaction, and low availability impact only. Version 0.1.6 contains the referenced patch.
Likely exposure
Exposure is likely limited to applications that directly or transitively depend on rgb2hex 0.1.0-0.1.5 and pass remote or low-privileged user input into it. The source bundle does not identify specific downstream products or deployment patterns.
Exploitation context
The sources say the attack may be initiated remotely and requires low privileges. There is no KEV listing and no provided source confirms active exploitation. No exploit status beyond the public vulnerability record should be assumed.
Researcher notes
The public details are sparse: the affected processing is described as unknown, but the weakness is regex complexity. Validate reachability in the local application before assigning operational risk. Do not infer confidentiality or integrity impact from the cited CVSS vector.
Mitigation direction
- Upgrade rgb2hex to version 0.1.6 or later.
- Refresh lockfiles and rebuild affected applications after dependency updates.
- If rgb2hex is transitive, update or replace the parent dependency.
- Restrict untrusted input reaching color-conversion code where feasible.
- Check upstream vendor guidance if immediate upgrade is blocked.
Validation and detection
- Search SBOMs, lockfiles, and dependency manifests for rgb2hex.
- Confirm no deployed artifact contains versions 0.1.0 through 0.1.5.
- Identify routes or jobs that process user-supplied color values.
- Run regression tests after upgrading to 0.1.6 or later.
- Monitor application performance for unusual request-time spikes.
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-1333: 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-2018-25061 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
- Medium
- CVSS
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://vuldb.com/?id.217151CVE reference · vdb-entry, technical-description
- https://vuldb.com/?ctiid.217151CVE reference · signature, permissions-required
- https://github.com/christian-bromann/rgb2hex/commit/9e0c38594432edfa64136fdf7bb651835e17c34fCVE reference · patch
- https://github.com/christian-bromann/rgb2hex/releases/tag/v0.1.6CVE reference · patch
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.
Inefficient Regular Expression Complexity
Inefficient Regular Expression Complexity represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.