Security readout for executives and security teams
Plain-English summary
CVE-2021-1365 is a high-severity Cisco IM and Presence Service issue where a logged-in attacker could abuse the web management interface to read or change database data. It matters most where low-privileged accounts or exposed administration interfaces increase the chance of misuse.
Executive priority
Treat as a prioritized remediation item for Cisco collaboration environments, not an internet-wide emergency. The main business risk is unauthorized database modification by an authenticated user, which can affect communications service integrity and trust.
Technical view
The issue is multiple SQL injection vulnerabilities in Cisco Unified Communications Manager IM and Presence Service. Cisco attributes them to improper validation of user-submitted parameters in the web-based management interface. Exploitation requires remote authentication, low privileges, and no user interaction. Impact is limited confidentiality loss and high integrity impact.
Likely exposure
Exposure is limited to organizations running Cisco Unified Communications Manager IM and Presence Service, especially where the web-based management interface is reachable by many authenticated users or broad networks.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation requires authentication to the application, then malicious requests to vulnerable management-interface parameters. Evidence for public weaponization is incomplete in the supplied bundle.
Researcher notes
Classified as CWE-89 with CVSS 3.1 score 7.1. The vector shows network reachability, low attack complexity, low privileges required, no user interaction, unchanged scope, low confidentiality impact, high integrity impact, and no availability impact.
Mitigation direction
- Review Cisco advisory guidance for affected and fixed software releases.
- Update affected Cisco IM and Presence Service systems per vendor guidance.
- Limit management interface access to trusted administrative networks and users.
- Audit low-privileged accounts that can authenticate to the management interface.
Validation and detection
- Inventory Cisco Unified Communications Manager IM and Presence Service instances.
- Compare installed versions against Cisco advisory affected and fixed release guidance.
- Confirm management interface access is limited to authorized administrative users.
- Review logs for unusual authenticated management activity or unexpected database changes.
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-2021-1365 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.