Information disclosure in Apache Openmeetings
CVE-2016-0783
The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.071 (94.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.071 · newest: 0.071 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- haxx.ml/post/141655340521/all-your-meetings-are-belong-to-us-remote-code
- packetstormsecurity.com/files/136432/Apache-OpenMeetings-3.1.0-MD5-Hashing.html
- www.apache.org/dist/openmeetings/3.1.1/CHANGELOG
- www.securityfocus.com/archive/1/537886/100/0/threaded (mailing-list)
- openmeetings.apache.org/security.html (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-0783?
- CVE-2016-0783 is a high-severity vulnerability in Apache Openmeetings, classified under Information Disclosure. CVSS score: 7.5/10. Published 2016-04-11.
- How severe is CVE-2016-0783?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-0783 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.