Heap-based buffer overflow in icedtea-web (Alpine package)

1) Heap-based buffer overflow

EUVDB-ID: #VU32732

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-2012-4540

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Off-by-one error in the invoke function in IcedTeaScriptablePluginObject.cc in IcedTea-Web 1.1.x before 1.1.7, 1.2.x before 1.2.2, 1.3.x before 1.3.1, and 1.4.x before 1.4.1. A remote attacker can use a crafted webpage that triggers a heap-based buffer overflow to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

icedtea-web (Alpine package): 1.1.3-r0 - 1.1.6-r0

CPE2.3

• cpe:2.3:o:alpine:icedtea-web_alpine_package:1.1.3-r0:*:*:*:*:alpine_linux:*:2.3
• cpe:2.3:o:alpine:icedtea-web_alpine_package:1.1.6-r0:*:*:*:*:alpine_linux:*:2.3

External links

https://git.alpinelinux.org/aports/commit/?id=75a3a12a62a86f835d9cebecfab5fc172f601be9
https://git.alpinelinux.org/aports/commit/?id=bab58187958dd68db430e7980cc84b499c149b16
https://git.alpinelinux.org/aports/commit/?id=914bec7dc62c38496287edda6fe72d620a805d3a

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.