Buffer overflow in Musl-libc Musl
CVE-2017-15650
musl libc before 1.1.17 has a buffer overflow via crafted DNS replies because dns_parse_callback in network/lookup_name.c does not restrict the number of addresses, and thus an attacker can provide an unexpected number by sending A records…
Vulnerability class: Buffer Overflow
EPSS: 0.007 (71.9th percentile) — read the EPSS interpretation.
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:N/I:N/A:H.
Affected products
- Musl-libc Musl
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Mailing List, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2017-15650?
- CVE-2017-15650 is a high-severity vulnerability in Musl-libc Musl, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-10-19.
- How severe is CVE-2017-15650?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-15650 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.