Security readout for executives and security teams
Plain-English summary
CVE-2021-1363 is a SQL injection issue in Cisco Unified Communications Manager IM and Presence Service. An authenticated remote user could send crafted requests through the web management interface and read or change data in the underlying database.
Executive priority
Prioritize this as a high-risk product exposure review for Cisco collaboration environments. It is not described as unauthenticated or known exploited in the bundle, but authenticated data modification in a communications platform can create meaningful business and operational risk.
Technical view
The vulnerability is CWE-89 caused by improper validation of user-submitted parameters in the web-based management interface. CVSS 3.1 is 7.1, with network access, low attack complexity, low privileges, no user interaction, low confidentiality impact, and high integrity impact.
Likely exposure
Organizations running Cisco Unified Communications Manager IM and Presence Service may be exposed, especially where the management interface is reachable by many authenticated users or from broad networks. The source bundle does not identify specific affected versions, so version applicability must be confirmed against Cisco guidance.
Exploitation context
The provided sources do not show CISA KEV listing or confirmed active exploitation. Exploitation requires authenticated access to the application. Successful exploitation could obtain or modify database-stored data, but the bundle does not include exploit availability or attack-chain evidence.
Researcher notes
Key constraints are authentication requirement and database read/modify impact. The source bundle lacks affected version detail, exploit telemetry, and fix specifics beyond the Cisco advisory reference, so validation should center on product presence, management-plane exposure, and Cisco’s official release guidance.
Mitigation direction
- Check Cisco’s advisory for affected releases, fixed software, and official workarounds.
- Inventory Cisco Unified Communications Manager IM and Presence Service deployments.
- Restrict management interface access to trusted administrative networks.
- Review accounts with access to the management interface and remove unnecessary privileges.
- Monitor management and database logs for suspicious authenticated activity.
Validation and detection
- Confirm whether Cisco Unified Communications Manager IM and Presence Service is deployed.
- Map deployed versions against Cisco’s advisory guidance.
- Verify the management interface is not broadly reachable.
- Review authentication logs for unusual management access patterns.
- Confirm remediation status in vulnerability management records.
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-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-1363 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
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/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:L/UI:N/S:U/C:L/I:H/A:N2.84.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- 20210505 Cisco Unified Communications Manager IM & Presence Service SQL Injection VulnerabilitiesCVE reference · vendor-advisory, x_refsource_CISCO
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 Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.