What’s Vulnerable › Vulnerabilities
CVE-2015-3249
- Severity: critical (CVSS 9.8 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 5.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2017-10-30 · updated 2026-06-17
- Weakness: CWE-119
Description
The HTTP/2 experimental feature in Apache Traffic Server 5.3.x before 5.3.1 allows remote attackers to cause a denial of service (out-of-bounds access and daemon crash) or possibly execute arbitrary code via vectors related to the (1) frame_handlers array or (2) set_dynamic_table_size function.
Affected products
References
- http://mail-archives.us.apache.org/mod_mbox/www-announce/201507.mbox/%3CCABF6JR37mWzDmXDqRQwRUXiojBZrhidndnsY1ZgmcZv-o7-a+g%40mail.gmail.com%3E
- http://www.securityfocus.com/bid/101631
- https://yahoo-security.tumblr.com/post/122883273670/apache-traffic-server-http2-fuzzing
- http://mail-archives.us.apache.org/mod_mbox/www-announce/201507.mbox/%3CCABF6JR37mWzDmXDqRQwRUXiojBZrhidndnsY1ZgmcZv-o7-a+g%40mail.gmail.com%3E
- http://www.securityfocus.com/bid/101631
- https://yahoo-security.tumblr.com/post/122883273670/apache-traffic-server-http2-fuzzing
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