Integer overflow in Oracle Communications Eagle
CVE-2020-35198
An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Oracle Communications Eagle — versions 46.7.0
- Windriver Vxworks — versions 6.9.4.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support2.windriver.com/index.php (Vendor Advisory)
- support2.windriver.com/index.php (Vendor Advisory)
- www.oracle.com/security-alerts/cpuapr2022.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35198?
- CVE-2020-35198 is a critical-severity vulnerability in Oracle Communications Eagle, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2021-05-12.
- How severe is CVE-2020-35198?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2020-35198 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.