Security readout for executives and security teams
Plain-English summary
CVE-2018-13404 is an Atlassian Jira SSRF issue. A Jira administrator could use the POP server connection verification feature to test internal hosts and ports, and sometimes retrieve service information. The main business risk is internal reconnaissance from a trusted Jira system, especially if administrator access is broadly held or compromised.
Executive priority
Treat this as a controlled but real internal exposure issue. It is not described as unauthenticated or actively exploited, but Jira administrators or compromised admin accounts could use it to map internal services. Prioritize upgrade validation and administrator access review.
Technical view
The vulnerable VerifyPopServerConnection resource in affected Jira versions can be abused by remote attackers with administrator rights to make server-side requests toward internal network resources. Reported impact is determining whether internal hosts and ports exist, with possible service information disclosure in some cases.
Likely exposure
Exposure is most likely in affected Atlassian Jira deployments where users with administrator rights can access POP server connection verification. The source bundle lists multiple vulnerable 7.x branches before fixed patch releases.
Exploitation context
The provided sources do not show active exploitation, and the CVE is not marked KEV. The attacker requirement is significant: administrator rights are needed. Risk increases if Jira admin accounts are shared, weakly protected, or reachable through compromised credentials.
Researcher notes
Evidence is limited to the CVE description and Atlassian issue reference. No CVSS, CWE, exploit confirmation, or detailed patch notes are included in the supplied bundle. Avoid assuming broader Jira products, unauthenticated reachability, or public exploit availability without additional vendor or threat-intelligence confirmation.
Mitigation direction
- Upgrade Jira to the fixed release for the deployed branch.
- Check Atlassian JRASERVER-68527 for vendor-specific remediation guidance.
- Restrict Jira administrator access to necessary personnel only.
- Limit outbound network access from Jira to required destinations.
- Review internal service exposure reachable from the Jira server.
Validation and detection
- Inventory Jira versions and compare against affected 7.x ranges.
- Confirm Jira is at or above the fixed patch level for its branch.
- Review who has Jira administrator rights and remove unnecessary access.
- Check whether Jira can reach sensitive internal hosts or ports.
- Review logs for unusual POP connection verification activity.
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.
Cloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-13404 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://jira.atlassian.com/browse/JRASERVER-68527CVE reference · x_refsource_CONFIRM
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.