Auth bypass in Atlassian Activity Streams
CVE-2017-9513
Several rest inline action resources of Atlassian Activity Streams before version 6.3.0 allows remote authenticated attackers to watch any Confluence page & receive notifications when comments are added to the watched page, and vote & watch JIRA issues that they do not have access to, although they will not receive notifications for the issue, via missing permission checks.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (49.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Atlassian Activity Streams — versions All versions prior to version 6.3.0
- Atlassian Activity Streams
Weakness classification (CWE)
References
- ecosystem.atlassian.net/browse/STRM-2350 (Vendor Advisory)
- www.securityfocus.com/bid/102869 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-9513?
- CVE-2017-9513 is a medium-severity vulnerability in Atlassian Activity Streams, classified under Improper Access Control. CVSS score: 5.4/10. Published 2018-01-29.
- How severe is CVE-2017-9513?
- Medium severity. CVSS v3 base score is 5.4 out of 10.