CVE-2015-3249
9.8
CRITICAL · CVSS 3.0 · EPSS 5.4% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.44% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-10-30 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| apache | traffic server |
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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