Buffer overflow in yaml-cpp



Published: 2017-04-03 | Updated: 2020-08-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-5950
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		yaml-cpp
Other software / Other software solutions

Vendor jbeder (Jesse Beder)

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU39294

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-5950

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The SingleDocParser::HandleNode function in yaml-cpp (aka LibYaml-C++) 0.5.3 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted YAML file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

yaml-cpp: 0.5.3

CPE2.3 External links

http://www.securityfocus.com/bid/97307
http://github.com/jbeder/yaml-cpp/issues/459


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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