Security readout for executives and security teams
Plain-English summary
This is a cross-site scripting issue in Cisco Unified Communications Manager. An attacker would need to get a user to open a malicious link. If successful, the attack could run script in the trusted CUCM site context or access browser-based information tied to that session.
Executive priority
Treat this as a moderate-priority remediation item, especially for communications infrastructure used by administrators. It is not presented as actively exploited, but XSS in a trusted management application can still support credential theft or session abuse if users are targeted.
Technical view
CVE-2015-0749 is improper input validation of certain CUCM parameters, classified as CWE-79. The CVSS 3.1 score is 4.3: network reachable, low complexity, no privileges required, but user interaction is required and impact is limited to integrity.
Likely exposure
Exposure is most relevant where Cisco Unified Communications Manager web interfaces are reachable by users or administrators who can be targeted with links. The provided source names Cisco Unified Communications Manager and version information as affected, but does not include full deployment or configuration details.
Exploitation context
The provided sources describe a link-based XSS attack requiring user interaction. The CVE is not listed as CISA KEV in the bundle, and no source provided here supports active exploitation claims.
Researcher notes
Evidence is limited to the CVE description, CVSS vector, CWE-79 classification, and Cisco advisory reference. Do not assume broader product impact or exploit availability from this bundle. Validate affected builds and remediation directly against Cisco's advisory.
Mitigation direction
- Review Cisco's advisory for affected and fixed release guidance.
- Apply Cisco-directed updates or workarounds where your CUCM version is affected.
- Restrict CUCM web interface access to trusted networks where operationally feasible.
- Train administrators not to open unsolicited CUCM links.
Validation and detection
- Inventory Cisco Unified Communications Manager versions in production and support environments.
- Compare deployed versions against Cisco's advisory and CVE record.
- Confirm CUCM administrative web interfaces are not unnecessarily internet-exposed.
- Review web access logs for unusual link-driven requests if logging is available.
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-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2015-0749 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:N/UI:R/S:U/C:N/I:L/A:N
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:N/UI:R/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150522-CVE-2015-0749CVE 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.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.