CVE-2016-6293
critical
CVSS v3
9.8
CVSS v2
7.5
VIR risk
9.8
Description
The uloc_acceptLanguageFromHTTP function in common/uloc.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ does not ensure that there is a '\0' character at the end of a certain temporary array, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a call with a long httpAcceptLanguage argument.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-6293
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-6293.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 57.1-4 |
| debian | bullseye | fixed | 57.1-4 |
| debian | forky | fixed | 57.1-4 |
| debian | sid | fixed | 57.1-4 |
| debian | trixie | fixed | 57.1-4 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| icu-project | international_components_for_unicode | {"endIncluding":"57.1"} | |
References
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=aa82e99ed8003c01f1ef4f0940e56b85c5b032d4
- http://openwall.com/lists/oss-security/2016/07/24/2
- http://www.securityfocus.com/bid/92127
- https://bugs.php.net/72533
- https://security.gentoo.org/glsa/201701-58
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- https://www.suse.com/security/cve/CVE-2016-6293.html
- https://security-tracker.debian.org/tracker/CVE-2016-6293
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.