Integer Overflow or Wraparound Affecting libcurl package, versions <0:7.61.1-9.amzn2.0.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Integer Overflow or Wraparound vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-AMZN2-LIBCURL-1668871
- published27 Sept 2021
- disclosed29 Nov 2017
Introduced: 29 Nov 2017
CVE-2017-8816 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 libcurl to version 0:7.61.1-9.amzn2.0.1 or higher.
This issue was patched in ALAS2-2019-1162.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libcurl package and not the libcurl package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.
References
- http://www.securityfocus.com/bid/101998
- https://curl.haxx.se/docs/adv_2017-12e7.html
- http://security.cucumberlinux.com/security/details.php?id=161
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8816
- https://www.debian.org/security/2017/dsa-4051
- https://security.gentoo.org/glsa/201712-04
- https://access.redhat.com/errata/RHSA-2018:3558
- http://www.securitytracker.com/id/1039896
- http://www.securitytracker.com/id/1040608