CVE-2017-0898

Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.

CVSS v3.0

9.1 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v2.0

6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P

EPSS

9.72% chance of exploitation in the next 30 days, 95th percentile

Published

2017-09-15

Updated

2024-09-17

Proof-of-concept exploits (1)

• https://hackerone.com/reports/212241

References

• CVE Record
• NVD entry

Related

• CVE-2017-0807
• CVE-2017-0899
• CVE-2017-0806
• CVE-2017-0900
• CVE-2017-0785
• CVE-2017-0901