Use-after-free in nginx (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-1180
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
 nginx (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) Use-after-free

EUVDB-ID: #VU32813

Risk: Medium

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

CVE-ID: CVE-2012-1180

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing a crafted backend response, in conjunction with a client request. A remote HTTP servers can obtain sensitive information from process memory.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

nginx (Alpine package): 0.8.54-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=6de4e4da7319dd03ea63802ac9ee9be17da17c21
https://git.alpinelinux.org/aports/commit/?id=b505d063534cb300cca006e8dab86170e0a5996d


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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