#VU46811 Heap-based buffer overflow in 7-Zip - CVE-2007-4725

Vulnerability identifier: #VU46811

Vulnerability risk: Medium

CVSSv4.0: 7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2007-4725

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
7-Zip
Client/Desktop applications / Software for archiving

Vendor: 7-zip.org

Description

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

The vulnerability exists due to a boundary error in Stack consumption vulnerability in AkkyWareHOUSE 7-zip32.dll before 4.42.00.04, as derived from Igor Pavlov 7-Zip before 4.53 beta,. A remote attacker can use a long filename in an archive 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

7-Zip: 4.43 - 4.52

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External links
https://akky.cjb.net/security/7-zip3.txt
https://jvn.jp/jp/JVN%2362868899/index.html
https://osvdb.org/40482
https://secunia.com/advisories/26624
https://sourceforge.net/project/shownotes.php?release_id=535160&group_id=14481
https://www.securityfocus.com/bid/25545
https://www.vupen.com/english/advisories/2007/3086
https://exchange.xforce.ibmcloud.com/vulnerabilities/36459

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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. However, proof of concept for this vulnerability is available.