Input validation error in openswan (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2013-2053
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 openswan (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU32677

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-2053

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows remote attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records.

Mitigation

Install update from vendor's website.

Vulnerable software versions

openswan (Alpine package): 2.6.38-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=745c41c042b8f6bd865f5bc311ed900484adaae1
https://git.alpinelinux.org/aports/commit/?id=ca6f0ad926d2fabed66a049927cea2eb176581da
https://git.alpinelinux.org/aports/commit/?id=dd895219bdebd021153245cf40a0ba3c3da7e07c


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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