Vulnerability in Mikrotik Routeros
CVE-2019-13955
Mikrotik RouterOS before 6.44.5 (long-term release tree) is vulnerable to stack exhaustion. By sending a crafted HTTP request, an authenticated remote attacker can crash the HTTP server via recursive parsing of JSON. Malicious code cannot be injected.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.038 (89.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
- Mikrotik Routeros — versions 6.45
Weakness classification (CWE)
Public proof-of-concept exploits
References
- seclists.org/fulldisclosure/2019/Jul/20 (Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/153733/Mikrotik-RouterOS-Resource-Stack-Exhaustio… (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-13955?
- CVE-2019-13955 is a medium-severity vulnerability in Mikrotik Routeros, classified under Uncontrolled Recursion. CVSS score: 6.5/10. Published 2019-07-26.
- How severe is CVE-2019-13955?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2019-13955 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.