Input validation error in gnupg (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2010-2547
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Magento Open Source
Web applications / E-Commerce systems

gnupg (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Adobe
Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU32850

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2010-2547

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 (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Magento Open Source: 1.4.1.1

gnupg (Alpine package): 1.0.15

gnupg (Alpine package): 0.7.9-90-g61eb03fe-0ubuntu1 - 0.7.9-90-g61eb03fe-0ubuntu2

gnupg (Alpine package): 4.1.10

gnupg (Alpine package): 1.24

gnupg (Alpine package): before 2.0.18-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=d096c8b5422f5ce71bc14b9e162a169ad361e871
https://git.alpinelinux.org/aports/commit/?id=1688dff30155eeec8819c9bb121be9bfca64a96a


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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